[PATCH v5 11/68] selftests/core: Drop define _GNU_SOURCE

[Edward Liaw]

_GNU_SOURCE is provided by lib.mk, so it should be dropped to prevent
redefinition warnings.

Reviewed-by: John Hubbard <jhubbard at nvidia.com>
Reviewed-by: Muhammad Usama Anjum <usama.anjum at collabora.com>
Signed-off-by: Edward Liaw <edliaw at google.com>
---
 tools/testing/selftests/core/close_range_test.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/tools/testing/selftests/core/close_range_test.c b/tools/testing/selftests/core/close_range_test.c
index 991c473e3859..05781c7fc578 100644
--- a/tools/testing/selftests/core/close_range_test.c
+++ b/tools/testing/selftests/core/close_range_test.c
@@ -1,6 +1,4 @@
 // SPDX-License-Identifier: GPL-2.0
-
-#define _GNU_SOURCE
 #include <errno.h>
 #include <fcntl.h>
 #include <linux/kernel.h>
-- 
2.45.1.288.g0e0cd299f1-goog