_GNU_SOURCE is provided by lib.mk, so it should be dropped to prevent redefinition warnings. Fixes: 809216233555 ("selftests/harness: remove use of LINE_MAX") Signed-off-by: Edward Liaw <edliaw@xxxxxxxxxx> --- tools/testing/selftests/wireguard/qemu/init.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/tools/testing/selftests/wireguard/qemu/init.c b/tools/testing/selftests/wireguard/qemu/init.c index 3e49924dd77e..08113f3c6189 100644 --- a/tools/testing/selftests/wireguard/qemu/init.c +++ b/tools/testing/selftests/wireguard/qemu/init.c @@ -2,8 +2,6 @@ /* * Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@xxxxxxxxx>. All Rights Reserved. */ - -#define _GNU_SOURCE #include <unistd.h> #include <errno.h> #include <string.h> -- 2.45.0.118.g7fe29c98d7-goog