iptuntap: avoid double open

would leak a file handle

iptuntap: avoid double open
would leak a file handle
1313ceb4 · Dan McGee · Stephen Hemminger · 223f4d8e · 1313ceb4
Commit 1313ceb4 authored Aug 31, 2011 by Dan McGee Committed by Stephen Hemminger Aug 31, 2011
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ip/iptuntap.c ip/iptuntap.c +1 -1

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--- 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