ebtables: libebtc: Open the lockfile with O_CLOEXEC

Fix from upstream: https://git.netfilter.org/ebtables/commit/?id=46eb78ff358724f5addf14e45f2cfc31542ede3c
5 years ago · a139b2a4c0
parent d3d405f3ba
commit a139b2a4c0
1 changed files with 1 additions and 1 deletions
--- a/release/src-rt-6.x.4708/router/ebtables/libebtc.c
+++ b/release/src-rt-6.x.4708/router/ebtables/libebtc.c
@ -144,7 +144,7 @@ static int lock_file()
 	int fd, try = 0;

 retry:
-	fd = open(LOCKFILE, O_CREAT, 00600);
+	fd = open(LOCKFILE, O_CREAT|O_CLOEXEC, 00600);
 	if (fd < 0) {
 		if (try == 1 || mkdir(dirname(pathbuf), 00700))
 			return -2;