Fix
mount-notify_test_ns.c: In function ‘fanotify_rmdir’: mount-notify_test_ns.c:494:17: error: ignoring return value of ‘chdir’ declared with attribute ‘warn_unused_result’
by checking and then ignoring the return value of chdir().
Fixes: 781091f3f5945 ("selftests/fs/mount-notify: add a test variant running inside userns") Cc: Amir Goldstein amir73il@gmail.com Signed-off-by: Guenter Roeck linux@roeck-us.net --- .../selftests/filesystems/mount-notify/mount-notify_test_ns.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/tools/testing/selftests/filesystems/mount-notify/mount-notify_test_ns.c b/tools/testing/selftests/filesystems/mount-notify/mount-notify_test_ns.c index 9f57ca46e3af..949c76797f92 100644 --- a/tools/testing/selftests/filesystems/mount-notify/mount-notify_test_ns.c +++ b/tools/testing/selftests/filesystems/mount-notify/mount-notify_test_ns.c @@ -491,7 +491,8 @@ TEST_F(fanotify, rmdir) ASSERT_GE(ret, 0);
if (ret == 0) { - chdir("/"); + if (chdir("/")) + ; unshare(CLONE_NEWNS); mount("", "/", NULL, MS_REC|MS_PRIVATE, NULL); umount2("/a", MNT_DETACH);