_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/nsfs/owner.c | 1 - tools/testing/selftests/nsfs/pidns.c | 1 - 2 files changed, 2 deletions(-) diff --git a/tools/testing/selftests/nsfs/owner.c b/tools/testing/selftests/nsfs/owner.c index 96a976c74550..975834ef42aa 100644 --- a/tools/testing/selftests/nsfs/owner.c +++ b/tools/testing/selftests/nsfs/owner.c @@ -1,5 +1,4 @@ // SPDX-License-Identifier: GPL-2.0 -#define _GNU_SOURCE #include <sched.h> #include <unistd.h> #include <stdio.h> diff --git a/tools/testing/selftests/nsfs/pidns.c b/tools/testing/selftests/nsfs/pidns.c index e3c772c6a7c7..9136fcaf3f40 100644 --- a/tools/testing/selftests/nsfs/pidns.c +++ b/tools/testing/selftests/nsfs/pidns.c @@ -1,5 +1,4 @@ // SPDX-License-Identifier: GPL-2.0 -#define _GNU_SOURCE #include <sched.h> #include <unistd.h> #include <stdio.h> -- 2.45.1.288.g0e0cd299f1-goog