From: Dan McGee <dan@archlinux.org>
Date: Wed, 31 Aug 2011 19:14:51 +0000 (-0700)
Subject: iptuntap: avoid double open
X-Git-Tag: v3.0.0~22
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1313ceb4d668d7ea343acb0c573aeae17669ff54;p=thirdparty%2Fiproute2.git

iptuntap: avoid double open

would leak a file handle
---

diff --git a/ip/iptuntap.c b/ip/iptuntap.c
index 2a8aa7fc8..588926cf2 100644
--- a/ip/iptuntap.c
+++ b/ip/iptuntap.c
@@ -47,7 +47,7 @@ static void usage(void)
 
 static int tap_add_ioctl(struct ifreq *ifr, uid_t uid, gid_t gid)
 {
-	int fd = open(TUNDEV, O_RDWR);
+	int fd;
 	int ret = -1;
 
 #ifdef IFF_TUN_EXCL