Messages in this thread Patch in this message | | | From | Ilpo Järvinen <> | Subject | [PATCH 1/4] selftests/resctrl: Return error if memory is not allocated | Date | Wed, 8 Feb 2023 11:30:13 +0200 |
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From: Fenghua Yu <fenghua.yu@intel.com>
malloc_and_init_memory() in fill_buf isn't checking if memalign() successfully allocated memory or not before accessing the memory.
Check the return value of memalign() and return NULL if allocating aligned memory fails.
Fixes: a2561b12fe39 ("selftests/resctrl: Add built in benchmark") Signed-off-by: Fenghua Yu <fenghua.yu@intel.com> --- tools/testing/selftests/resctrl/fill_buf.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/tools/testing/selftests/resctrl/fill_buf.c b/tools/testing/selftests/resctrl/fill_buf.c index 56ccbeae0638..f4880c962ec4 100644 --- a/tools/testing/selftests/resctrl/fill_buf.c +++ b/tools/testing/selftests/resctrl/fill_buf.c @@ -68,6 +68,8 @@ static void *malloc_and_init_memory(size_t s) size_t s64; void *p = memalign(PAGE_SIZE, s); + if (!p) + return p; p64 = (uint64_t *)p; s64 = s / sizeof(uint64_t); -- 2.30.2
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