selftests: mm: check return values

Check return value and return error/skip the tests.

Link: https://lkml.kernel.org/r/20240520185248.1801945-1-usama.anjum@collabora.com
Fixes: 46fd75d4a3 ("selftests: mm: add pagemap ioctl tests")
Signed-off-by: Muhammad Usama Anjum <usama.anjum@collabora.com>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Muhammad Usama Anjum 2024-05-20 11:52:48 -07:00 committed by Andrew Morton
parent 63818aaf0d
commit c66b0a052c

View File

@ -1567,8 +1567,10 @@ int main(int argc, char *argv[])
/* 7. File Hugetlb testing */
mem_size = 2*1024*1024;
fd = memfd_create("uffd-test", MFD_HUGETLB | MFD_NOEXEC_SEAL);
if (fd < 0)
ksft_exit_fail_msg("uffd-test creation failed %d %s\n", errno, strerror(errno));
mem = mmap(NULL, mem_size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
if (mem) {
if (mem != MAP_FAILED) {
wp_init(mem, mem_size);
wp_addr_range(mem, mem_size);