[PATCH v4 45/66] selftests/proc: Drop define _GNU_SOURCE

[Edward Liaw <edliaw@xxxxxxxxxx>]

_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/proc/proc-empty-vm.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/tools/testing/selftests/proc/proc-empty-vm.c b/tools/testing/selftests/proc/proc-empty-vm.c
index 56198d4ca2bf..f92a8dce58cf 100644
--- a/tools/testing/selftests/proc/proc-empty-vm.c
+++ b/tools/testing/selftests/proc/proc-empty-vm.c
@@ -23,9 +23,6 @@
  *	/proc/${pid}/smaps
  *	/proc/${pid}/smaps_rollup
  */
-#undef _GNU_SOURCE
-#define _GNU_SOURCE
-
 #undef NDEBUG
 #include <assert.h>
 #include <errno.h>
-- 
2.45.0.118.g7fe29c98d7-goog