_GNU_SOURCE is provided by lib.mk, so it should be dropped to prevent redefinition warnings. Signed-off-by: Edward Liaw <edliaw@xxxxxxxxxx> --- tools/testing/selftests/mount/nosymfollow-test.c | 1 - tools/testing/selftests/mount/unprivileged-remount-test.c | 1 - 2 files changed, 2 deletions(-) diff --git a/tools/testing/selftests/mount/nosymfollow-test.c b/tools/testing/selftests/mount/nosymfollow-test.c index 650d6d80a1d2..285453750ffc 100644 --- a/tools/testing/selftests/mount/nosymfollow-test.c +++ b/tools/testing/selftests/mount/nosymfollow-test.c @@ -1,5 +1,4 @@ // SPDX-License-Identifier: GPL-2.0 -#define _GNU_SOURCE #include <errno.h> #include <fcntl.h> #include <limits.h> diff --git a/tools/testing/selftests/mount/unprivileged-remount-test.c b/tools/testing/selftests/mount/unprivileged-remount-test.c index d2917054fe3a..daffcf5c2f6d 100644 --- a/tools/testing/selftests/mount/unprivileged-remount-test.c +++ b/tools/testing/selftests/mount/unprivileged-remount-test.c @@ -1,5 +1,4 @@ // SPDX-License-Identifier: GPL-2.0 -#define _GNU_SOURCE #include <sched.h> #include <stdio.h> #include <errno.h> -- 2.45.1.288.g0e0cd299f1-goog