Whitespace changes.

git-svn-id: http://sctp-refimpl.googlecode.com/svn/trunk/KERN/usrsctp/usrsctplib@8922 9df1edf5-d72c-5b5f-11c0-5f5209eb73f7

14 files changed, 130 insertions, 130 deletions

diff --git a/netinet/sctp_asconf.c b/netinet/sctp_asconf.c
index 0f35ae1..536ab44 100755
--- a/netinet/sctp_asconf.c
+++ b/netinet/sctp_asconf.c
@@ -429,7 +429,7 @@ sctp_process_asconf_delete_ip(struct sockaddr *src,
 		    aparam_length);
 	} else {
 		if (response_required) {
-	 		m_reply = sctp_asconf_success_response(aph->correlation_id);
+			m_reply = sctp_asconf_success_response(aph->correlation_id);
 		}
 		/* notify upper layer */
 		sctp_ulp_notify(SCTP_NOTIFY_ASCONF_DELETE_IP, stcb, 0, sa, SCTP_SO_NOT_LOCKED);
@@ -552,11 +552,11 @@ sctp_process_asconf_set_primary(struct sockaddr *src,
 		   are transmitted to the new primary destination. (by micchie)
 		 */
 		if ((sctp_is_mobility_feature_on(stcb->sctp_ep,
-				       	SCTP_MOBILITY_BASE) ||
+		                                 SCTP_MOBILITY_BASE) ||
 		    sctp_is_mobility_feature_on(stcb->sctp_ep,
-			    		SCTP_MOBILITY_FASTHANDOFF)) &&
+		                                SCTP_MOBILITY_FASTHANDOFF)) &&
 		    sctp_is_mobility_feature_on(stcb->sctp_ep,
-			   		 SCTP_MOBILITY_PRIM_DELETED) &&
+		                                SCTP_MOBILITY_PRIM_DELETED) &&
 		    (stcb->asoc.primary_destination->dest_state &
 		     SCTP_ADDR_UNCONFIRMED) == 0) {
 
@@ -1099,7 +1099,7 @@ sctp_path_check_and_react(struct sctp_tcb *stcb, struct sctp_ifa *newifa)
 			}
 			/* Retransmit unacknowledged DATA chunks immediately */
 			if (sctp_is_mobility_feature_on(stcb->sctp_ep,
-		    		SCTP_MOBILITY_FASTHANDOFF)) {
+			                                SCTP_MOBILITY_FASTHANDOFF)) {
 				sctp_net_immediate_retrans(stcb, net);
 			}
 			/* also, SET PRIMARY is maybe already sent */
@@ -1157,7 +1157,7 @@ sctp_path_check_and_react(struct sctp_tcb *stcb, struct sctp_ifa *newifa)
 			continue;
 		/* Retransmit unacknowledged DATA chunks immediately */
 		if (sctp_is_mobility_feature_on(stcb->sctp_ep,
-		   		SCTP_MOBILITY_FASTHANDOFF)) {
+		                                SCTP_MOBILITY_FASTHANDOFF)) {
 			sctp_net_immediate_retrans(stcb, net);
 		}
 		/* Send SET PRIMARY for this new address */
@@ -1193,9 +1193,9 @@ sctp_asconf_addr_mgmt_ack(struct sctp_tcb *stcb, struct sctp_ifa *addr, uint32_t
 
 #if defined(__FreeBSD__) || defined(__APPLE__) || defined(__Userspace__)
 		if (sctp_is_mobility_feature_on(stcb->sctp_ep,
-						SCTP_MOBILITY_BASE) ||
+		                                SCTP_MOBILITY_BASE) ||
 		    sctp_is_mobility_feature_on(stcb->sctp_ep,
-			    			SCTP_MOBILITY_FASTHANDOFF)) {
+		                                SCTP_MOBILITY_FASTHANDOFF)) {
 			sctp_path_check_and_react(stcb, addr);
 			return;
 		}
@@ -2308,7 +2308,7 @@ sctp_asconf_iterator_end(void *ptr, uint32_t val SCTP_UNUSED)
 int32_t
 sctp_set_primary_ip_address_sa(struct sctp_tcb *stcb, struct sockaddr *sa)
 {
- 	uint32_t vrf_id;
+	uint32_t vrf_id;
 	struct sctp_ifa *ifa;
 
 	/* find the ifa for the desired set primary */
@@ -3250,7 +3250,7 @@ sctp_addr_mgmt_ep_sa(struct sctp_inpcb *inp, struct sockaddr *sa,
 #endif
 	if (sctp_ifap) {
 		ifa = sctp_ifap;
-	} else 	if (type == SCTP_ADD_IP_ADDRESS) {
+	} else if (type == SCTP_ADD_IP_ADDRESS) {
 		/* For an add the address MUST be on the system */
 		ifa = sctp_find_ifa_by_addr(sa, vrf_id, SCTP_ADDR_NOT_LOCKED);
 	} else if (type == SCTP_DEL_IP_ADDRESS) {
diff --git a/netinet/sctp_auth.c b/netinet/sctp_auth.c
index cb4d7cb..8ee9038 100755
--- a/netinet/sctp_auth.c
+++ b/netinet/sctp_auth.c
@@ -397,9 +397,9 @@ sctp_compare_key(sctp_key_t *key1, sctp_key_t *key2)
 		val1 = (i < (maxlen - key1len)) ? 0 : *(key_1++);
 		val2 = (i < (maxlen - key2len)) ? 0 : *(key_2++);
 		if (val1 > val2) {
- 			return (1);
+			return (1);
 		} else if (val1 < val2) {
- 			return (-1);
+			return (-1);
 		}
 	}
 	/* keys are equal value, so check lengths */
@@ -800,7 +800,7 @@ sctp_verify_hmac_param (struct sctp_auth_hmac_algo *hmacs, uint32_t num_hmacs)
 
 	for (i = 0; i < num_hmacs; i++) {
 		if (ntohs(hmacs->hmac_ids[i]) == SCTP_AUTH_HMAC_ID_SHA1) {
-	 		return (0);
+			return (0);
 		}
 	}
 	return (-1);
diff --git a/netinet/sctp_indata.c b/netinet/sctp_indata.c
index 5b9070c..ec37a1c 100755
--- a/netinet/sctp_indata.c
+++ b/netinet/sctp_indata.c
@@ -416,7 +416,7 @@ sctp_service_reassembly(struct sctp_tcb *stcb, struct sctp_association *asoc)
 			}
 			/* Now free the address and data */
 			sctp_free_a_chunk(stcb, chk, SCTP_SO_NOT_LOCKED);
-        		/*sa_ignore FREED_MEMORY*/
+			/*sa_ignore FREED_MEMORY*/
 		}
 		return;
 	}
@@ -670,8 +670,8 @@ sctp_queue_data_to_stream(struct sctp_tcb *stcb, struct sctp_association *asoc,
 		 * Ok, we did not deliver this guy, find the correct place
 		 * to put it on the queue.
 		 */
-  	        if (SCTP_TSN_GE(asoc->cumulative_tsn, control->sinfo_tsn)) {
-		        goto protocol_error;
+		if (SCTP_TSN_GE(asoc->cumulative_tsn, control->sinfo_tsn)) {
+			goto protocol_error;
 		}
 		if (TAILQ_EMPTY(&strm->inqueue)) {
 			/* Empty queue */
@@ -876,7 +876,7 @@ sctp_queue_data_for_reasm(struct sctp_tcb *stcb, struct sctp_association *asoc,
 				snprintf(msg, sizeof(msg),
 				         "Expected B-bit for TSN=%8.8x, SID=%4.4x, SSN=%4.4x",
 				         chk->rec.data.TSN_seq,
-			 	         chk->rec.data.stream_number,
+				         chk->rec.data.stream_number,
 				         chk->rec.data.stream_seq);
 				op_err = sctp_generate_cause(SCTP_CAUSE_PROTOCOL_VIOLATION, msg);
 				stcb->sctp_ep->last_abort_code = SCTP_FROM_SCTP_INDATA+SCTP_LOC_2;
@@ -893,7 +893,7 @@ sctp_queue_data_for_reasm(struct sctp_tcb *stcb, struct sctp_association *asoc,
 				snprintf(msg, sizeof(msg),
 				         "Didn't expect B-bit for TSN=%8.8x, SID=%4.4x, SSN=%4.4x",
 				         chk->rec.data.TSN_seq,
-			 	         chk->rec.data.stream_number,
+				         chk->rec.data.stream_number,
 				         chk->rec.data.stream_seq);
 				op_err = sctp_generate_cause(SCTP_CAUSE_PROTOCOL_VIOLATION, msg);
 				stcb->sctp_ep->last_abort_code = SCTP_FROM_SCTP_INDATA+SCTP_LOC_3;
diff --git a/netinet/sctp_input.c b/netinet/sctp_input.c
index e3a3b0b..ac8e0d3 100755
--- a/netinet/sctp_input.c
+++ b/netinet/sctp_input.c
@@ -730,11 +730,11 @@ sctp_handle_heartbeat_ack(struct sctp_heartbeat_chunk *cp,
 	/* Mobility adaptation */
 	if (req_prim) {
 		if ((sctp_is_mobility_feature_on(stcb->sctp_ep,
-				       	SCTP_MOBILITY_BASE) ||
-	    	    sctp_is_mobility_feature_on(stcb->sctp_ep,
-			    		SCTP_MOBILITY_FASTHANDOFF)) &&
-	    	    sctp_is_mobility_feature_on(stcb->sctp_ep,
-					SCTP_MOBILITY_PRIM_DELETED)) {
+		                                 SCTP_MOBILITY_BASE) ||
+		    sctp_is_mobility_feature_on(stcb->sctp_ep,
+		                                SCTP_MOBILITY_FASTHANDOFF)) &&
+		    sctp_is_mobility_feature_on(stcb->sctp_ep,
+		                                SCTP_MOBILITY_PRIM_DELETED)) {
 
 			sctp_timer_stop(SCTP_TIMER_TYPE_PRIM_DELETED, stcb->sctp_ep, stcb, NULL, SCTP_FROM_SCTP_TIMER+SCTP_LOC_7);
 			if (sctp_is_mobility_feature_on(stcb->sctp_ep,
@@ -1605,7 +1605,7 @@ sctp_process_cookie_existing(struct mbuf *m, int iphlen, int offset,
 			return (NULL);
 
 		}
- 		switch (SCTP_GET_STATE(asoc)) {
+		switch (SCTP_GET_STATE(asoc)) {
 			case SCTP_STATE_COOKIE_WAIT:
 			case SCTP_STATE_COOKIE_ECHOED:
 				/*
@@ -1662,7 +1662,7 @@ sctp_process_cookie_existing(struct mbuf *m, int iphlen, int offset,
 					atomic_add_int(&stcb->asoc.refcnt, -1);
 					if (stcb->asoc.state & SCTP_STATE_CLOSED_SOCKET) {
 						SCTP_SOCKET_UNLOCK(so, 1);
- 						return (NULL);
+						return (NULL);
 					}
 #endif
 					soisconnected(stcb->sctp_socket);
@@ -2840,7 +2840,7 @@ sctp_handle_cookie_echo(struct mbuf *m, int iphlen, int offset,
 				sctp_ulp_notify(notification, *stcb, 0, NULL, SCTP_SO_NOT_LOCKED);
 				if (send_int_conf) {
 					sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_CONFIRMED,
-			    		                (*stcb), 0, (void *)netl, SCTP_SO_NOT_LOCKED);
+					                (*stcb), 0, (void *)netl, SCTP_SO_NOT_LOCKED);
 				}
 				return (m);
 			}
@@ -2918,7 +2918,7 @@ sctp_handle_cookie_echo(struct mbuf *m, int iphlen, int offset,
 			inp->sctp_flags = (SCTP_PCB_FLAGS_TCPTYPE |
 			    SCTP_PCB_FLAGS_CONNECTED |
 			    SCTP_PCB_FLAGS_IN_TCPPOOL |
- 			    SCTP_PCB_FLAGS_UNBOUND |
+			    SCTP_PCB_FLAGS_UNBOUND |
 			    (SCTP_PCB_COPY_FLAGS & (*inp_p)->sctp_flags) |
 			    SCTP_PCB_FLAGS_DONT_WAKE);
 			inp->sctp_features = (*inp_p)->sctp_features;
@@ -4897,7 +4897,7 @@ sctp_process_control(struct mbuf *m, int iphlen, int *offset, int length,
 			SCTPDBG(SCTP_DEBUG_INPUT3, "SCTP_INIT-ACK\n");
 			if (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) {
 				/* We are not interested anymore */
- 				if ((stcb) && (stcb->asoc.total_output_queue_size)) {
+				if ((stcb) && (stcb->asoc.total_output_queue_size)) {
 					;
 				} else {
 					if (locked_tcb != stcb) {
@@ -5898,7 +5898,7 @@ sctp_common_input_processing(struct mbuf **mm, int iphlen, int offset, int lengt
 			 * timer is clearing out the assoc, we should
 			 * NOT respond to any packet.. its OOTB.
 			 */
- 			SCTP_TCB_UNLOCK(stcb);
+			SCTP_TCB_UNLOCK(stcb);
 			stcb = NULL;
 			snprintf(msg, sizeof(msg), "OOTB, %s:%d at %s\n", __FILE__, __LINE__, __FUNCTION__);
 			op_err = sctp_generate_cause(SCTP_BASE_SYSCTL(sctp_diag_info_code),
@@ -5907,7 +5907,7 @@ sctp_common_input_processing(struct mbuf **mm, int iphlen, int offset, int lengt
 #if defined(__FreeBSD__)
 			                 use_mflowid, mflowid,
 #endif
-					 vrf_id, port);
+			                 vrf_id, port);
 			goto out;
 		}
 
@@ -5919,14 +5919,14 @@ sctp_common_input_processing(struct mbuf **mm, int iphlen, int offset, int lengt
 		                            src, dst, sh, ch,
 		                            inp, stcb, &net, &fwd_tsn_seen,
 #if defined(__FreeBSD__)
-					    use_mflowid, mflowid,
+		                            use_mflowid, mflowid,
 #endif
 		                            vrf_id, port);
 		if (stcb) {
 			/* This covers us if the cookie-echo was there
 			 * and it changes our INP.
 			 */
- 			inp = stcb->sctp_ep;
+			inp = stcb->sctp_ep;
 #if defined(INET) || defined(INET6)
 			if ((net) && (port)) {
 				if (net->port == 0) {
diff --git a/netinet/sctp_output.c b/netinet/sctp_output.c
index d3d3f79..3138712 100755
--- a/netinet/sctp_output.c
+++ b/netinet/sctp_output.c
@@ -2103,14 +2103,14 @@ sctp_add_addresses_to_i_ia(struct sctp_inpcb *inp, struct sctp_tcb *stcb,
 				if ((sctp_ifap->address.sa.sa_family == AF_INET) &&
 				    (prison_check_ip4(inp->ip_inp.inp.inp_cred,
 				                      &sctp_ifap->address.sin.sin_addr) != 0)) {
-				    	continue;
+					continue;
 				}
 #endif
 #ifdef INET6
 				if ((sctp_ifap->address.sa.sa_family == AF_INET6) &&
 				    (prison_check_ip6(inp->ip_inp.inp.inp_cred,
 				                      &sctp_ifap->address.sin6.sin6_addr) != 0)) {
-				    	continue;
+					continue;
 				}
 #endif
 #endif
@@ -2153,14 +2153,14 @@ sctp_add_addresses_to_i_ia(struct sctp_inpcb *inp, struct sctp_tcb *stcb,
 					if ((sctp_ifap->address.sa.sa_family == AF_INET) &&
 					    (prison_check_ip4(inp->ip_inp.inp.inp_cred,
 					                      &sctp_ifap->address.sin.sin_addr) != 0)) {
-					    	continue;
+						continue;
 					}
 #endif
 #ifdef INET6
 					if ((sctp_ifap->address.sa.sa_family == AF_INET6) &&
 					    (prison_check_ip6(inp->ip_inp.inp.inp_cred,
 					                      &sctp_ifap->address.sin6.sin6_addr) != 0)) {
-					    	continue;
+						continue;
 					}
 #endif
 #endif
@@ -2210,7 +2210,7 @@ sctp_add_addresses_to_i_ia(struct sctp_inpcb *inp, struct sctp_tcb *stcb,
 				continue;
 			}
 			if (laddr->ifa->localifa_flags & SCTP_BEING_DELETED)
-                                /* Address being deleted by the system, dont
+				/* Address being deleted by the system, dont
 				 * list.
 				 */
 				continue;
@@ -2671,7 +2671,7 @@ sctp_choose_boundspecific_stcb(struct sctp_inpcb *inp,
 	sctp_ifn = sctp_find_ifn( ifn, ifn_index);
 
 	/*
- 	 * first question, is the ifn we will emit on in our list?  If so,
+	 * first question, is the ifn we will emit on in our list?  If so,
 	 * we want that one. First we look for a preferred. Second, we go
 	 * for an acceptable.
 	 */
@@ -6417,7 +6417,7 @@ sctp_send_initiate_ack(struct sctp_inpcb *inp, struct sctp_tcb *stcb,
 		 * address within the stc.. but for now this is a quick
 		 * hack to get the address stuff teased apart.
 		 */
- 		scp.ipv4_addr_legal = stc.ipv4_addr_legal;
+		scp.ipv4_addr_legal = stc.ipv4_addr_legal;
 		scp.ipv6_addr_legal = stc.ipv6_addr_legal;
 #if defined(__Userspace__)
 		scp.conn_addr_legal = stc.conn_addr_legal;
@@ -10443,7 +10443,7 @@ sctp_chunk_output (struct sctp_inpcb *inp,
 	/* Do we have something to send, data or control AND
 	 * a sack timer running, if so piggy-back the sack.
 	 */
- 	if (SCTP_OS_TIMER_PENDING(&stcb->asoc.dack_timer.timer)) {
+	if (SCTP_OS_TIMER_PENDING(&stcb->asoc.dack_timer.timer)) {
 		sctp_send_sack(stcb, so_locked);
 		(void)SCTP_OS_TIMER_STOP(&stcb->asoc.dack_timer.timer);
 	}
@@ -10458,7 +10458,7 @@ sctp_chunk_output (struct sctp_inpcb *inp,
 			 * by peer that carried data. Send cookie-ack only
 			 * and then the next call with get the retran's.
 			 */
- 			(void)sctp_med_chunk_output(inp, stcb, asoc, &num_out, &reason_code, 1,
+			(void)sctp_med_chunk_output(inp, stcb, asoc, &num_out, &reason_code, 1,
 						    from_where,
 						    &now, &now_filled, frag_point, so_locked);
 			return;
diff --git a/netinet/sctp_pcb.c b/netinet/sctp_pcb.c
index 3b71856..a487660 100755
--- a/netinet/sctp_pcb.c
+++ b/netinet/sctp_pcb.c
@@ -224,8 +224,8 @@ sctp_allocate_vrf(int vrf_id)
 	}
 	SCTP_MALLOC(vrf, struct sctp_vrf *, sizeof(struct sctp_vrf),
 		    SCTP_M_VRF);
- 	if (vrf == NULL) {
- 		/* No memory */
+	if (vrf == NULL) {
+		/* No memory */
 #ifdef INVARIANTS
 		panic("No memory for VRF:%d", vrf_id);
 #endif
@@ -243,7 +243,7 @@ sctp_allocate_vrf(int vrf_id)
 	vrf->vrf_addr_hash = SCTP_HASH_INIT(SCTP_VRF_ADDR_HASH_SIZE,
 					    &vrf->vrf_addr_hashmark);
 	if (vrf->vrf_addr_hash == NULL) {
- 		/* No memory */
+		/* No memory */
 #ifdef INVARIANTS
 		panic("No memory for VRF:%d", vrf_id);
 #endif
@@ -656,7 +656,7 @@ sctp_add_addr_to_vrf(uint32_t vrf_id, void *ifn, uint32_t ifn_index,
 				sctp_remove_ifa_from_ifn(sctp_ifap);
 				/* move the address over to the new ifn */
 				sctp_add_ifa_to_ifn(sctp_ifnp, sctp_ifap);
- 				goto exit_stage_left;
+				goto exit_stage_left;
 			} else {
 				/* repair ifnp which was NULL ? */
 				sctp_ifap->localifa_flags = SCTP_ADDR_VALID;
@@ -3583,8 +3583,8 @@ sctp_inpcb_bind(struct socket *so, struct sockaddr *addr,
 			last = MODULE_GLOBAL(ipport_lowlastauto);
 		} else {
 #endif
- 			first = MODULE_GLOBAL(ipport_firstauto);
- 			last = MODULE_GLOBAL(ipport_lastauto);
+			first = MODULE_GLOBAL(ipport_firstauto);
+			last = MODULE_GLOBAL(ipport_lastauto);
 #if defined(__FreeBSD__) || defined(__APPLE__)
 		}
 #endif
@@ -4615,7 +4615,7 @@ sctp_add_remote_addr(struct sctp_tcb *stcb, struct sockaddr *newaddr,
 	 * this means its an initial value
 	 */
 	net->rto_needed = 1;
- 	net->RTO = 0;
+	net->RTO = 0;
 	net->RTO_measured = 0;
 	stcb->asoc.numnets++;
 	net->ref_count = 1;
@@ -5199,9 +5199,9 @@ sctp_remove_net(struct sctp_tcb *stcb, struct sctp_nets *net)
 		   (by micchie)
 		 */
 		if (sctp_is_mobility_feature_on(stcb->sctp_ep,
-						SCTP_MOBILITY_BASE) ||
+		                                SCTP_MOBILITY_BASE) ||
 		    sctp_is_mobility_feature_on(stcb->sctp_ep,
-			    			SCTP_MOBILITY_FASTHANDOFF)) {
+		                                SCTP_MOBILITY_FASTHANDOFF)) {
 			SCTPDBG(SCTP_DEBUG_ASCONF1, "remove_net: primary dst is deleting\n");
 			if (asoc->deleted_primary != NULL) {
 				SCTPDBG(SCTP_DEBUG_ASCONF1, "remove_net: deleted primary may be already stored\n");
@@ -6955,7 +6955,7 @@ sctp_pcb_finish(void)
 #endif
 #if !defined(__FreeBSD__)
 	SCTP_IPI_ITERATOR_WQ_DESTROY();
- 	SCTP_ITERATOR_LOCK_DESTROY();
+	SCTP_ITERATOR_LOCK_DESTROY();
 #endif
 	SCTP_OS_TIMER_STOP(&SCTP_BASE_INFO(addr_wq_timer.timer));
 	SCTP_WQ_ADDR_LOCK();
diff --git a/netinet/sctp_pcb.h b/netinet/sctp_pcb.h
index bcd2864..5429a67 100755
--- a/netinet/sctp_pcb.h
+++ b/netinet/sctp_pcb.h
@@ -110,7 +110,7 @@ struct sctp_ifa {
 				 */
 	union sctp_sockstore address;
 	uint32_t refcount;	/* number of folks refering to this */
-     	uint32_t flags;
+	uint32_t flags;
 	uint32_t localifa_flags;
 	uint32_t vrf_id;	/* vrf_id of this addr (for deleting) */
 	uint8_t src_is_loop;
diff --git a/netinet/sctp_structs.h b/netinet/sctp_structs.h
index f333ec8..063259f 100755
--- a/netinet/sctp_structs.h
+++ b/netinet/sctp_structs.h
@@ -714,8 +714,8 @@ struct sctp_nonpad_sndrcvinfo {
 struct sctp_cc_functions {
 	void (*sctp_set_initial_cc_param)(struct sctp_tcb *stcb, struct sctp_nets *net);
 	void (*sctp_cwnd_update_after_sack)(struct sctp_tcb *stcb,
-		 	struct sctp_association *asoc,
-		 	int accum_moved ,int reneged_all, int will_exit);
+	                                    struct sctp_association *asoc,
+	                                    int accum_moved ,int reneged_all, int will_exit);
 	void (*sctp_cwnd_update_exit_pf)(struct sctp_tcb *stcb, struct sctp_nets *net);
 	void (*sctp_cwnd_update_after_fr)(struct sctp_tcb *stcb,
 			struct sctp_association *asoc);
@@ -1218,7 +1218,7 @@ struct sctp_association {
 	uint8_t peer_supports_strreset;
 	uint8_t local_strreset_support;
 
-        uint8_t peer_supports_nat;
+	uint8_t peer_supports_nat;
 	/*
 	 * packet drop's are supported by the peer, we don't really care
 	 * about this but we bookkeep it anyway.
diff --git a/netinet/sctp_timer.c b/netinet/sctp_timer.c
index bbd4e23..29f94f3 100755
--- a/netinet/sctp_timer.c
+++ b/netinet/sctp_timer.c
@@ -218,7 +218,7 @@ sctp_find_alternate_net(struct sctp_tcb *stcb,
 				 *  t3 handler.
 				 */
 				if (mnet == net) {
- 					if (min_errors == -1) {
+					if (min_errors == -1) {
 						min_errors = mnet->error_count + 1;
 						min_errors_net = mnet;
 					} else if (mnet->error_count + 1 < min_errors) {
@@ -231,7 +231,7 @@ sctp_find_alternate_net(struct sctp_tcb *stcb,
 					}
 					continue;
 				} else {
- 					if (min_errors == -1) {
+					if (min_errors == -1) {
 						min_errors = mnet->error_count;
 						min_errors_net = mnet;
 					} else if (mnet->error_count < min_errors) {
@@ -335,7 +335,7 @@ sctp_find_alternate_net(struct sctp_tcb *stcb,
 	do {
 		alt = TAILQ_NEXT(mnet, sctp_next);
 		if (alt == NULL)
- 		{
+		{
 			once++;
 			if (once > 1) {
 				break;
@@ -926,9 +926,9 @@ sctp_t3rxt_timer(struct sctp_inpcb *inp,
 		 */
 		if (net->ro._s_addr) {
 			sctp_free_ifa(net->ro._s_addr);
-	 		net->ro._s_addr = NULL;
+			net->ro._s_addr = NULL;
 		}
- 		net->src_addr_selected = 0;
+		net->src_addr_selected = 0;
 
 		/* Force a route allocation too */
 		if (net->ro.ro_rt) {
@@ -1479,7 +1479,7 @@ sctp_pathmtu_timer(struct sctp_inpcb *inp,
 #elif defined(SCTP_KAME)
 					(void)sa6_embedscope(sin6, MODULE_GLOBAL(ip6_use_defzone));
 #else
-                			(void)in6_embedscope(&sin6->sin6_addr, sin6);
+					(void)in6_embedscope(&sin6->sin6_addr, sin6);
 #endif
 				}
 #endif
diff --git a/netinet/sctp_usrreq.c b/netinet/sctp_usrreq.c
index ee0a2a0..54ddaa6 100755
--- a/netinet/sctp_usrreq.c
+++ b/netinet/sctp_usrreq.c
@@ -4452,7 +4452,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize,
 			/* The VRF must be in the VRF list */
 			if (*default_vrfid == inp->m_vrf_ids[i]) {
 				SCTP_INP_WLOCK(inp);
- 				inp->def_vrf_id = *default_vrfid;
+				inp->def_vrf_id = *default_vrfid;
 				SCTP_INP_WUNLOCK(inp);
 				goto sctp_done;
 			}
@@ -4571,7 +4571,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize,
 		SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
 		error = EOPNOTSUPP;
 #endif
-	 	break;
+		break;
 	}
 	case SCTP_DELAYED_SACK:
 	{
@@ -5662,7 +5662,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize,
 					}
 					if (net->dest_state & SCTP_ADDR_REACHABLE) {
 						if (net->error_count > paddrp->spp_pathmaxrxt) {
-					    		net->dest_state &= ~SCTP_ADDR_REACHABLE;
+							net->dest_state &= ~SCTP_ADDR_REACHABLE;
 							sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
 						}
 					} else {
@@ -5705,7 +5705,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize,
 						}
 						if (net->dest_state & SCTP_ADDR_REACHABLE) {
 							if (net->error_count > paddrp->spp_pathmaxrxt) {
-						    		net->dest_state &= ~SCTP_ADDR_REACHABLE;
+								net->dest_state &= ~SCTP_ADDR_REACHABLE;
 								sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
 							}
 						} else {
@@ -6204,7 +6204,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize,
 #endif
 		{
 		       error = EAFNOSUPPORT;
-  		       break;
+		       break;
 		}
 		sctp_bindx_add_address(so, inp, addrs->addr,
 				       addrs->sget_assoc_id, vrf_id,
@@ -6602,7 +6602,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize,
 				} else {
 					if ((net->failure_threshold > thlds->spt_pathpfthld) &&
 					    (net->failure_threshold <= thlds->spt_pathmaxrxt)) {
-					    	net->dest_state |= SCTP_ADDR_PF;
+						net->dest_state |= SCTP_ADDR_PF;
 						sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
 						sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3);
 						sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
@@ -6631,7 +6631,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize,
 					} else {
 						if ((net->failure_threshold > thlds->spt_pathpfthld) &&
 						    (net->failure_threshold <= thlds->spt_pathmaxrxt)) {
-						    	net->dest_state |= SCTP_ADDR_PF;
+							net->dest_state |= SCTP_ADDR_PF;
 							sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
 							sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3);
 							sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
@@ -6928,7 +6928,7 @@ sctp_connect(struct socket *so, struct mbuf *nam, struct proc *p)
 #endif
 	default:
 		SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EAFNOSUPPORT);
- 		return (EAFNOSUPPORT);
+		return (EAFNOSUPPORT);
 	}
 #endif
 	SCTP_INP_INCR_REF(inp);
@@ -7103,7 +7103,7 @@ sctpconn_connect(struct socket *so, struct sockaddr *addr)
 		break;
 	default:
 		SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EAFNOSUPPORT);
- 		return (EAFNOSUPPORT);
+		return (EAFNOSUPPORT);
 	}
 	SCTP_INP_INCR_REF(inp);
 	SCTP_ASOC_CREATE_LOCK(inp);
diff --git a/netinet/sctp_var.h b/netinet/sctp_var.h
index f2a0316..883c9fa 100755
--- a/netinet/sctp_var.h
+++ b/netinet/sctp_var.h
@@ -76,7 +76,7 @@ extern struct pr_usrreqs sctp_usrreqs;
 	  ((stcb->asoc.sctp_features & feature) == 0)) || \
 	 ((stcb == NULL) && (inp != NULL) && \
 	  ((inp->sctp_features & feature) == 0)) || \
-         ((stcb == NULL) && (inp == NULL)))
+	 ((stcb == NULL) && (inp == NULL)))
 
 /* managing mobility_feature in inpcb (by micchie) */
 #define sctp_mobility_feature_on(inp, feature)  (inp->sctp_mobility_features |= feature)
@@ -110,7 +110,7 @@ extern struct pr_usrreqs sctp_usrreqs;
 #define sctp_alloc_a_readq(_stcb, _readq) { \
 	(_readq) = SCTP_ZONE_GET(SCTP_BASE_INFO(ipi_zone_readq), struct sctp_queued_to_read); \
 	if ((_readq)) { \
- 	     SCTP_INCR_READQ_COUNT(); \
+	     SCTP_INCR_READQ_COUNT(); \
 	} \
 }
 
@@ -125,11 +125,11 @@ extern struct pr_usrreqs sctp_usrreqs;
 
 #define sctp_alloc_a_strmoq(_stcb, _strmoq) { \
 	(_strmoq) = SCTP_ZONE_GET(SCTP_BASE_INFO(ipi_zone_strmoq), struct sctp_stream_queue_pending); \
-         if ((_strmoq)) {			  \
+	if ((_strmoq)) { \
 		memset(_strmoq, 0, sizeof(struct sctp_stream_queue_pending)); \
 		SCTP_INCR_STRMOQ_COUNT(); \
 		(_strmoq)->holds_key_ref = 0; \
- 	} \
+	} \
 }
 
 #define sctp_free_a_chunk(_stcb, _chk, _so_locked) { \
@@ -137,22 +137,22 @@ extern struct pr_usrreqs sctp_usrreqs;
 		sctp_auth_key_release((_stcb), (_chk)->auth_keyid, _so_locked); \
 		(_chk)->holds_key_ref = 0; \
 	} \
-        if (_stcb) { \
-          SCTP_TCB_LOCK_ASSERT((_stcb)); \
-          if ((_chk)->whoTo) { \
-                  sctp_free_remote_addr((_chk)->whoTo); \
-                  (_chk)->whoTo = NULL; \
-          } \
-          if (((_stcb)->asoc.free_chunk_cnt > SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit)) || \
-               (SCTP_BASE_INFO(ipi_free_chunks) > SCTP_BASE_SYSCTL(sctp_system_free_resc_limit))) { \
-	 	SCTP_ZONE_FREE(SCTP_BASE_INFO(ipi_zone_chunk), (_chk)); \
-	 	SCTP_DECR_CHK_COUNT(); \
-	  } else { \
-	 	TAILQ_INSERT_TAIL(&(_stcb)->asoc.free_chunks, (_chk), sctp_next); \
-	 	(_stcb)->asoc.free_chunk_cnt++; \
-	 	atomic_add_int(&SCTP_BASE_INFO(ipi_free_chunks), 1); \
-          } \
-        } else { \
+	if (_stcb) { \
+		SCTP_TCB_LOCK_ASSERT((_stcb)); \
+		if ((_chk)->whoTo) { \
+			sctp_free_remote_addr((_chk)->whoTo); \
+			(_chk)->whoTo = NULL; \
+		} \
+		if (((_stcb)->asoc.free_chunk_cnt > SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit)) || \
+		    (SCTP_BASE_INFO(ipi_free_chunks) > SCTP_BASE_SYSCTL(sctp_system_free_resc_limit))) { \
+			SCTP_ZONE_FREE(SCTP_BASE_INFO(ipi_zone_chunk), (_chk)); \
+			SCTP_DECR_CHK_COUNT(); \
+		} else { \
+			TAILQ_INSERT_TAIL(&(_stcb)->asoc.free_chunks, (_chk), sctp_next); \
+			(_stcb)->asoc.free_chunk_cnt++; \
+			atomic_add_int(&SCTP_BASE_INFO(ipi_free_chunks), 1); \
+		} \
+	} else { \
 		SCTP_ZONE_FREE(SCTP_BASE_INFO(ipi_zone_chunk), (_chk)); \
 		SCTP_DECR_CHK_COUNT(); \
 	} \
@@ -163,7 +163,7 @@ extern struct pr_usrreqs sctp_usrreqs;
 		(_chk) = SCTP_ZONE_GET(SCTP_BASE_INFO(ipi_zone_chunk), struct sctp_tmit_chunk); \
 		if ((_chk)) { \
 			SCTP_INCR_CHK_COUNT(); \
-                        (_chk)->whoTo = NULL; \
+			(_chk)->whoTo = NULL; \
 			(_chk)->holds_key_ref = 0; \
 		} \
 	} else { \
@@ -171,7 +171,7 @@ extern struct pr_usrreqs sctp_usrreqs;
 		TAILQ_REMOVE(&(_stcb)->asoc.free_chunks, (_chk), sctp_next); \
 		atomic_subtract_int(&SCTP_BASE_INFO(ipi_free_chunks), 1); \
 		(_chk)->holds_key_ref = 0; \
-                SCTP_STAT_INCR(sctps_cached_chk); \
+		SCTP_STAT_INCR(sctps_cached_chk); \
 		(_stcb)->asoc.free_chunk_cnt--; \
 	} \
 }
@@ -183,15 +183,15 @@ extern struct pr_usrreqs sctp_usrreqs;
 		if (SCTP_DECREMENT_AND_CHECK_REFCOUNT(&(__net)->ref_count)) { \
 			(void)SCTP_OS_TIMER_STOP(&(__net)->rxt_timer.timer); \
 			(void)SCTP_OS_TIMER_STOP(&(__net)->pmtu_timer.timer); \
-                        if ((__net)->ro.ro_rt) { \
+			if ((__net)->ro.ro_rt) { \
 				RTFREE((__net)->ro.ro_rt); \
 				(__net)->ro.ro_rt = NULL; \
-                        } \
+			} \
 			if ((__net)->src_addr_selected) { \
 				sctp_free_ifa((__net)->ro._s_addr); \
 				(__net)->ro._s_addr = NULL; \
 			} \
-                        (__net)->src_addr_selected = 0; \
+			(__net)->src_addr_selected = 0; \
 			(__net)->dest_state &= ~SCTP_ADDR_REACHABLE; \
 			SCTP_ZONE_FREE(SCTP_BASE_INFO(ipi_zone_net), (__net)); \
 			SCTP_DECR_RADDR_COUNT(); \
@@ -231,15 +231,15 @@ extern struct pr_usrreqs sctp_usrreqs;
 			(void)SCTP_OS_TIMER_STOP(&(__net)->rxt_timer.timer); \
 			(void)SCTP_OS_TIMER_STOP(&(__net)->pmtu_timer.timer); \
 			(void)SCTP_OS_TIMER_STOP(&(__net)->hb_timer.timer); \
-                        if ((__net)->ro.ro_rt) { \
+			if ((__net)->ro.ro_rt) { \
 				RTFREE((__net)->ro.ro_rt); \
 				(__net)->ro.ro_rt = NULL; \
-                        } \
+			} \
 			if ((__net)->src_addr_selected) { \
 				sctp_free_ifa((__net)->ro._s_addr); \
 				(__net)->ro._s_addr = NULL; \
 			} \
-                        (__net)->src_addr_selected = 0; \
+			(__net)->src_addr_selected = 0; \
 			(__net)->dest_state &=~SCTP_ADDR_REACHABLE; \
 			SCTP_ZONE_FREE(SCTP_BASE_INFO(ipi_zone_net), (__net)); \
 			SCTP_DECR_RADDR_COUNT(); \
@@ -323,12 +323,12 @@ extern struct pr_usrreqs sctp_usrreqs;
 } while (0)
 
 #define sctp_flight_size_increase(tp1) do { \
-       (tp1)->whoTo->flight_size += (tp1)->book_size; \
+	(tp1)->whoTo->flight_size += (tp1)->book_size; \
 } while (0)
 
 #ifdef SCTP_FS_SPEC_LOG
 #define sctp_total_flight_decrease(stcb, tp1) do { \
-        if (stcb->asoc.fs_index > SCTP_FS_SPEC_LOG_SIZE) \
+	if (stcb->asoc.fs_index > SCTP_FS_SPEC_LOG_SIZE) \
 		stcb->asoc.fs_index = 0;\
 	stcb->asoc.fslog[stcb->asoc.fs_index].total_flight = stcb->asoc.total_flight; \
 	stcb->asoc.fslog[stcb->asoc.fs_index].tsn = tp1->rec.data.TSN_seq; \
@@ -337,7 +337,7 @@ extern struct pr_usrreqs sctp_usrreqs;
 	stcb->asoc.fslog[stcb->asoc.fs_index].incr = 0; \
 	stcb->asoc.fslog[stcb->asoc.fs_index].decr = 1; \
 	stcb->asoc.fs_index++; \
-        tp1->window_probe = 0; \
+	tp1->window_probe = 0; \
 	if (stcb->asoc.total_flight >= tp1->book_size) { \
 		stcb->asoc.total_flight -= tp1->book_size; \
 		if (stcb->asoc.total_flight_count > 0) \
@@ -349,7 +349,7 @@ extern struct pr_usrreqs sctp_usrreqs;
 } while (0)
 
 #define sctp_total_flight_increase(stcb, tp1) do { \
-        if (stcb->asoc.fs_index > SCTP_FS_SPEC_LOG_SIZE) \
+	if (stcb->asoc.fs_index > SCTP_FS_SPEC_LOG_SIZE) \
 		stcb->asoc.fs_index = 0;\
 	stcb->asoc.fslog[stcb->asoc.fs_index].total_flight = stcb->asoc.total_flight; \
 	stcb->asoc.fslog[stcb->asoc.fs_index].tsn = tp1->rec.data.TSN_seq; \
@@ -358,14 +358,14 @@ extern struct pr_usrreqs sctp_usrreqs;
 	stcb->asoc.fslog[stcb->asoc.fs_index].incr = 1; \
 	stcb->asoc.fslog[stcb->asoc.fs_index].decr = 0; \
 	stcb->asoc.fs_index++; \
-       (stcb)->asoc.total_flight_count++; \
-       (stcb)->asoc.total_flight += (tp1)->book_size; \
+	(stcb)->asoc.total_flight_count++; \
+	(stcb)->asoc.total_flight += (tp1)->book_size; \
 } while (0)
 
 #else
 
 #define sctp_total_flight_decrease(stcb, tp1) do { \
-        tp1->window_probe = 0; \
+	tp1->window_probe = 0; \
 	if (stcb->asoc.total_flight >= tp1->book_size) { \
 		stcb->asoc.total_flight -= tp1->book_size; \
 		if (stcb->asoc.total_flight_count > 0) \
@@ -377,8 +377,8 @@ extern struct pr_usrreqs sctp_usrreqs;
 } while (0)
 
 #define sctp_total_flight_increase(stcb, tp1) do { \
-       (stcb)->asoc.total_flight_count++; \
-       (stcb)->asoc.total_flight += (tp1)->book_size; \
+	(stcb)->asoc.total_flight_count++; \
+	(stcb)->asoc.total_flight += (tp1)->book_size; \
 } while (0)
 
 #endif
diff --git a/netinet/sctputil.c b/netinet/sctputil.c
index 476528f..904ebae 100755
--- a/netinet/sctputil.c
+++ b/netinet/sctputil.c
@@ -1004,7 +1004,7 @@ sctp_init_asoc(struct sctp_inpcb *inp, struct sctp_tcb *stcb,
 
 #ifdef SCTP_ASOCLOG_OF_TSNS
 	asoc->tsn_in_at = 0;
- 	asoc->tsn_out_at = 0;
+	asoc->tsn_out_at = 0;
 	asoc->tsn_in_wrapped = 0;
 	asoc->tsn_out_wrapped = 0;
 	asoc->cumack_log_at = 0;
@@ -1273,7 +1273,7 @@ sctp_iterator_work(struct sctp_iterator *it)
 
 	SCTP_INP_INFO_RLOCK();
 	SCTP_ITERATOR_LOCK();
- 	if (it->inp) {
+	if (it->inp) {
 		SCTP_INP_RLOCK(it->inp);
 		SCTP_INP_DECR_REF(it->inp);
 	}
@@ -1816,7 +1816,7 @@ sctp_timeout_handler(void *t)
 			goto out_decr;
 		}
 		SCTP_STAT_INCR(sctps_timoshutdownack);
- 		stcb->asoc.timoshutdownack++;
+		stcb->asoc.timoshutdownack++;
 #ifdef SCTP_AUDITING_ENABLED
 		sctp_auditing(4, inp, stcb, net);
 #endif
@@ -2566,15 +2566,15 @@ sctp_calculate_rto(struct sctp_tcb *stcb,
 		stcb->asoc.sat_network = 0;
 		stcb->asoc.sat_network_lockout = 1;
 	}
- 	/* bound it, per C6/C7 in Section 5.3.1 */
- 	if (new_rto < stcb->asoc.minrto) {
+	/* bound it, per C6/C7 in Section 5.3.1 */
+	if (new_rto < stcb->asoc.minrto) {
 		new_rto = stcb->asoc.minrto;
 	}
 	if (new_rto > stcb->asoc.maxrto) {
 		new_rto = stcb->asoc.maxrto;
 	}
 	/* we are now returning the RTO */
- 	return (new_rto);
+	return (new_rto);
 }
 
 /*
@@ -2892,7 +2892,7 @@ sctp_notify_peer_addr_change(struct sctp_tcb *stcb, uint32_t state,
 			if (sin6->sin6_scope_id == 0) {
 				/* recover scope_id for user */
 #ifdef SCTP_KAME
-		 		(void)sa6_recoverscope(sin6);
+				(void)sa6_recoverscope(sin6);
 #else
 				(void)in6_recoverscope(sin6, &sin6->sin6_addr,
 						       NULL);
@@ -5230,7 +5230,7 @@ sctp_release_pr_sctp_chunk(struct sctp_tcb *stcb, struct sctp_tmit_chunk *tp1,
 		 */
 		TAILQ_FOREACH_SAFE(tp1, &stcb->asoc.send_queue, sctp_next, tp2) {
 			if ((tp1->rec.data.stream_number != stream) ||
-		   	    (tp1->rec.data.stream_seq != seq)) {
+			    (tp1->rec.data.stream_seq != seq)) {
 				break;
 			}
 			/* save to chk in case we have some on stream out
diff --git a/netinet/sctputil.h b/netinet/sctputil.h
index eec6c80..ca444c3 100755
--- a/netinet/sctputil.h
+++ b/netinet/sctputil.h
@@ -240,10 +240,10 @@ sctp_recover_scope(struct sockaddr_in6 *, struct sockaddr_in6 *);
 } while (0)
 #else
 #define sctp_recover_scope_mac(addr, store) do { \
-	 if ((addr->sin6_family == AF_INET6) && \
-	     (IN6_IS_SCOPE_LINKLOCAL(&addr->sin6_addr))) { \
+	if ((addr->sin6_family == AF_INET6) && \
+	    (IN6_IS_SCOPE_LINKLOCAL(&addr->sin6_addr))) { \
 		*store = *addr; \
-	 	if (addr->sin6_scope_id == 0) { \
+		if (addr->sin6_scope_id == 0) { \
 			if (!in6_recoverscope(store, &store->sin6_addr, \
 					      NULL)) { \
 				addr = store; \
@@ -252,7 +252,7 @@ sctp_recover_scope(struct sockaddr_in6 *, struct sockaddr_in6 *);
 			in6_clearscope(&addr->sin6_addr); \
 			addr = store; \
 		} \
-	 } \
+	} \
 } while (0)
 #endif
 #endif
@@ -291,42 +291,42 @@ sctp_free_bufspace(struct sctp_tcb *, struct sctp_association *,
 #define sctp_free_bufspace(stcb, asoc, tp1, chk_cnt)  \
 do { \
 	if (tp1->data != NULL) { \
-                atomic_subtract_int(&((asoc)->chunks_on_out_queue), chk_cnt); \
+		atomic_subtract_int(&((asoc)->chunks_on_out_queue), chk_cnt); \
 		if ((asoc)->total_output_queue_size >= tp1->book_size) { \
 			atomic_subtract_int(&((asoc)->total_output_queue_size), tp1->book_size); \
 		} else { \
 			(asoc)->total_output_queue_size = 0; \
 		} \
-   	        if (stcb->sctp_socket && ((stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || \
-	            (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL))) { \
+		if (stcb->sctp_socket && ((stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || \
+		    (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL))) { \
 			if (stcb->sctp_socket->so_snd.sb_cc >= tp1->book_size) { \
 				atomic_subtract_int(&((stcb)->sctp_socket->so_snd.sb_cc), tp1->book_size); \
 			} else { \
 				stcb->sctp_socket->so_snd.sb_cc = 0; \
 			} \
 		} \
-        } \
+	} \
 } while (0)
 
 #endif
 
 #define sctp_free_spbufspace(stcb, asoc, sp)  \
 do { \
- 	if (sp->data != NULL) { \
+	if (sp->data != NULL) { \
 		if ((asoc)->total_output_queue_size >= sp->length) { \
 			atomic_subtract_int(&(asoc)->total_output_queue_size, sp->length); \
 		} else { \
 			(asoc)->total_output_queue_size = 0; \
 		} \
-   	        if (stcb->sctp_socket && ((stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || \
-	            (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL))) { \
+		if (stcb->sctp_socket && ((stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || \
+		    (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL))) { \
 			if (stcb->sctp_socket->so_snd.sb_cc >= sp->length) { \
 				atomic_subtract_int(&stcb->sctp_socket->so_snd.sb_cc,sp->length); \
 			} else { \
 				stcb->sctp_socket->so_snd.sb_cc = 0; \
 			} \
 		} \
-        } \
+	} \
 } while (0)
 
 #define sctp_snd_sb_alloc(stcb, sz)  \
diff --git a/netinet6/sctp6_usrreq.c b/netinet6/sctp6_usrreq.c
index 45a3196..65829d0 100644
--- a/netinet6/sctp6_usrreq.c
+++ b/netinet6/sctp6_usrreq.c
@@ -246,7 +246,7 @@ sctp6_input(struct mbuf **i_pak, int *offp, int proto)
 #if defined(__APPLE__)
 	/* XXX: This code should also be used on Apple */
 #endif
- 	if (in6_setscope(&src.sin6_addr, m->m_pkthdr.rcvif, NULL) != 0) {
+	if (in6_setscope(&src.sin6_addr, m->m_pkthdr.rcvif, NULL) != 0) {
 		goto out;
 	}
 #endif
@@ -261,7 +261,7 @@ sctp6_input(struct mbuf **i_pak, int *offp, int proto)
 #if defined(__APPLE__)
 	/* XXX: This code should also be used on Apple */
 #endif
- 	if (in6_setscope(&dst.sin6_addr, m->m_pkthdr.rcvif, NULL) != 0) {
+	if (in6_setscope(&dst.sin6_addr, m->m_pkthdr.rcvif, NULL) != 0) {
 		goto out;
 	}
 #endif
@@ -1729,7 +1729,7 @@ struct pr_usrreqs sctp6_usrreqs = {
 	.pru_sockaddr = sctp6_in6getaddr,
 	.pru_sosend = sctp_sosend,
 	.pru_soreceive = sctp_soreceive,
- 	.pru_sopoll = sopoll
+	.pru_sopoll = sopoll
 #elif defined(__Windows__)
 	sctp6_abort,
 	sctp_accept,