There is an error handling did not check the correct return value. This patch will fix it.
Fixes: f4b5fd6946e244cdedc3bbb9a1f24c8133b2077a ("selftests/vm: anon_cow: THP tests") Signed-off-by: Cyan Yang cyan.yang@sifive.com --- 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 9446673645eb..f0cb14ea8608 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; }