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| author | John Stultz <john.stultz@linaro.org> | 2019-01-07 15:33:33 -0800 |
|---|---|---|
| committer | Yongqin Liu <yongqin.liu@linaro.org> | 2020-04-08 11:58:53 +0800 |
| commit | 7c466efeccc3590a6299e2a79f5ed86568394c63 (patch) | |
| tree | ac89576264d721b3559589bd8de49255cea4376c | |
| parent | ca96499b177d3e5d5800d769b6f20d5655c46590 (diff) | |
| download | hikey-modules-7c466efeccc3590a6299e2a79f5ed86568394c63.tar.gz | |
MALI: access_ok fix for 5.0-rc
Signed-off-by: John Stultz <john.stultz@linaro.org>
Change-Id: Ie89230fff347595eca9e80de7954a147375020a0
| -rw-r--r-- | utgard/linux/mali_ukk_mem.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/utgard/linux/mali_ukk_mem.c b/utgard/linux/mali_ukk_mem.c index db7e482..40e1329 100644 --- a/utgard/linux/mali_ukk_mem.c +++ b/utgard/linux/mali_ukk_mem.c @@ -207,8 +207,8 @@ int mem_write_safe_wrapper(struct mali_session_data *session_data, _mali_uk_mem_ kargs.ctx = (uintptr_t)session_data; /* Check if we can access the buffers */ - if (!access_ok(VERIFY_WRITE, (void __user *)kargs.dest, kargs.size) - || !access_ok(VERIFY_READ, (void __user *)kargs.src, kargs.size)) { + if (!access_ok((void __user *)kargs.dest, kargs.size) + || !access_ok((void __user *)kargs.src, kargs.size)) { return -EINVAL; } @@ -266,7 +266,7 @@ int mem_dump_mmu_page_table_wrapper(struct mali_session_data *session_data, _mal goto err_exit; user_buffer = (void __user *)(uintptr_t)kargs.buffer; - if (!access_ok(VERIFY_WRITE, user_buffer, kargs.size)) + if (!access_ok(user_buffer, kargs.size)) goto err_exit; /* allocate temporary buffer (kernel side) to store mmu page table info */ |