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| author | thartmann <none@none> | 2017-07-19 09:00:13 +0200 |
|---|---|---|
| committer | Alexey Ushakov <Alexey.Ushakov@jetbrains.com> | 2017-10-11 12:35:20 +0300 |
| commit | 83aefef81561883c18d03feb31c4ebbf3ea9fc96 (patch) | |
| tree | efdd9577eb66edd1a424cceafdae798ae2ca1cf4 | |
| parent | 59994167d3667b7452ceec1f9504578102cd3fdb (diff) | |
| download | jdk8u_hotspot-83aefef81561883c18d03feb31c4ebbf3ea9fc96.tar.gz | |
8184009: Missing null pointer check in InterpreterRuntime::update_mdp_for_ret()
Summary: Adds a missing null check (guarantee) found by Parfait.
Reviewed-by: coleenp, shade
| -rw-r--r-- | src/share/vm/interpreter/interpreterRuntime.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/share/vm/interpreter/interpreterRuntime.cpp b/src/share/vm/interpreter/interpreterRuntime.cpp index 25654646c..de928e949 100644 --- a/src/share/vm/interpreter/interpreterRuntime.cpp +++ b/src/share/vm/interpreter/interpreterRuntime.cpp @@ -979,6 +979,7 @@ IRT_ENTRY(void, InterpreterRuntime::update_mdp_for_ret(JavaThread* thread, int r // ProfileData is essentially a wrapper around a derived oop, so we // need to take the lock before making any ProfileData structures. ProfileData* data = h_mdo->data_at(h_mdo->dp_to_di(fr.interpreter_frame_mdp())); + guarantee(data != NULL, "profile data must be valid"); RetData* rdata = data->as_RetData(); address new_mdp = rdata->fixup_ret(return_bci, h_mdo); fr.interpreter_frame_set_mdp(new_mdp); |