From b57c64f1aa5c51dd785f2572636b8c41ada06d72 Mon Sep 17 00:00:00 2001
From: Pavel Raiskup <praiskup@redhat.com>
Date: Tue, 30 Aug 2011 15:10:46 +0200
Subject: [PATCH] network: NULL dereference fix
Variable ifindex dereferenced on line 242 before null check on line 249.
---
network/common.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/network/common.c b/network/common.c
index 4704072..a223685 100644
--- a/network/common.c
+++ b/network/common.c
@@ -240,13 +240,15 @@ int bnep_if_down(const char *devname)
int bnep_add_to_bridge(const char *devname, const char *bridge)
{
- int ifindex = if_nametoindex(devname);
+ int ifindex;
struct ifreq ifr;
int sk, err;
if (!devname || !bridge)
return -EINVAL;
+ ifindex = if_nametoindex(devname);
+
sk = socket(AF_INET, SOCK_STREAM, 0);
if (sk < 0)
return -1;
--
1.8.0.1