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authorDavid S. Miller <davem@davemloft.net>2014-10-02 22:25:43 +0400
committerDavid S. Miller <davem@davemloft.net>2014-10-02 22:25:43 +0400
commit739e4a758e0e2930f4bcdddd244254bae8dd7499 (patch)
tree0179d038669ad55591ae05a90b210d7090edf56e /net/ipv4/ip_tunnel.c
parentd068b02cfdfc27f5962ec82ec5568b706f599edc (diff)
parent50dddff3cb9af328dd42bafe3437c7f47e8b38a9 (diff)
downloadlinux-739e4a758e0e2930f4bcdddd244254bae8dd7499.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: drivers/net/usb/r8152.c net/netfilter/nfnetlink.c Both r8152 and nfnetlink conflicts were simple overlapping changes. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_tunnel.c')
-rw-r--r--net/ipv4/ip_tunnel.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c
index b75b47b0a223..2272de90c2d4 100644
--- a/net/ipv4/ip_tunnel.c
+++ b/net/ipv4/ip_tunnel.c
@@ -853,9 +853,14 @@ int ip_tunnel_ioctl(struct net_device *dev, struct ip_tunnel_parm *p, int cmd)
t = ip_tunnel_find(itn, p, itn->fb_tunnel_dev->type);
- if (!t && (cmd == SIOCADDTUNNEL)) {
- t = ip_tunnel_create(net, itn, p);
- err = PTR_ERR_OR_ZERO(t);
+ if (cmd == SIOCADDTUNNEL) {
+ if (!t) {
+ t = ip_tunnel_create(net, itn, p);
+ err = PTR_ERR_OR_ZERO(t);
+ break;
+ }
+
+ err = -EEXIST;
break;
}
if (dev != itn->fb_tunnel_dev && cmd == SIOCCHGTUNNEL) {