6.13-stable review patch. If anyone has any objections, please let me know.
------------------
From: Cyan Yang cyan.yang@sifive.com
[ Upstream commit f841ad9ca5007167c02de143980c9dc703f90b3d ]
Error handling doesn't check the correct return value. This patch will fix it.
Link: https://lkml.kernel.org/r/20250312043840.71799-1-cyan.yang@sifive.com Fixes: f4b5fd6946e2 ("selftests/vm: anon_cow: THP tests") Signed-off-by: Cyan Yang cyan.yang@sifive.com Reviewed-by: Dev Jain dev.jain@arm.com Reviewed-by: Muhammad Usama Anjum usama.anjum@collabora.com Cc: David Hildenbrand david@redhat.com Cc: Shuah Khan shuah@kernel.org Signed-off-by: Andrew Morton akpm@linux-foundation.org Signed-off-by: Sasha Levin sashal@kernel.org --- tools/testing/selftests/mm/cow.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/testing/selftests/mm/cow.c b/tools/testing/selftests/mm/cow.c index 1238e1c5aae15..d87c5b1763ff1 100644 --- a/tools/testing/selftests/mm/cow.c +++ b/tools/testing/selftests/mm/cow.c @@ -876,7 +876,7 @@ static void do_run_with_thp(test_fn fn, enum thp_run thp_run, size_t thpsize) mremap_size = thpsize / 2; mremap_mem = mmap(NULL, mremap_size, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); - if (mem == MAP_FAILED) { + if (mremap_mem == MAP_FAILED) { ksft_test_result_fail("mmap() failed\n"); goto munmap; }