_GNU_SOURCE is provided by lib.mk, so it should be dropped to prevent redefinition warnings. Reviewed-by: John Hubbard <jhubbard@xxxxxxxxxx> Reviewed-by: Muhammad Usama Anjum <usama.anjum@xxxxxxxxxxxxx> Signed-off-by: Edward Liaw <edliaw@xxxxxxxxxx> --- tools/testing/selftests/pid_namespace/regression_enomem.c | 1 - 1 file changed, 1 deletion(-) diff --git a/tools/testing/selftests/pid_namespace/regression_enomem.c b/tools/testing/selftests/pid_namespace/regression_enomem.c index 7d84097ad45c..54dc8f16d92a 100644 --- a/tools/testing/selftests/pid_namespace/regression_enomem.c +++ b/tools/testing/selftests/pid_namespace/regression_enomem.c @@ -1,4 +1,3 @@ -#define _GNU_SOURCE #include <assert.h> #include <errno.h> #include <fcntl.h> -- 2.45.1.288.g0e0cd299f1-goog