diff options
Diffstat (limited to 'net/ipv6/sit.c')
| -rw-r--r-- | net/ipv6/sit.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c index c61ed24cd098..92692a7e8a2b 100644 --- a/net/ipv6/sit.c +++ b/net/ipv6/sit.c @@ -118,7 +118,7 @@ static struct ip_tunnel *ipip6_tunnel_lookup(struct net *net, return t; } t = rcu_dereference(sitn->tunnels_wc[0]); - if ((t != NULL) && (t->dev->flags & IFF_UP)) + if (t && (t->dev->flags & IFF_UP)) return t; return NULL; } @@ -671,7 +671,7 @@ static int ipip6_rcv(struct sk_buff *skb) tunnel = ipip6_tunnel_lookup(dev_net(skb->dev), skb->dev, iph->saddr, iph->daddr); - if (tunnel != NULL) { + if (tunnel) { struct pcpu_sw_netstats *tstats; if (tunnel->parms.iph.protocol != IPPROTO_IPV6 && @@ -733,7 +733,7 @@ static int ipip_rcv(struct sk_buff *skb) iph = ip_hdr(skb); tunnel = ipip6_tunnel_lookup(dev_net(skb->dev), skb->dev, iph->saddr, iph->daddr); - if (tunnel != NULL) { + if (tunnel) { if (tunnel->parms.iph.protocol != IPPROTO_IPIP && tunnel->parms.iph.protocol != 0) goto drop; @@ -1206,7 +1206,7 @@ ipip6_tunnel_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) t = ipip6_tunnel_locate(net, &p, cmd == SIOCADDTUNNEL); if (dev != sitn->fb_tunnel_dev && cmd == SIOCCHGTUNNEL) { - if (t != NULL) { + if (t) { if (t->dev != dev) { err = -EEXIST; break; @@ -1795,7 +1795,7 @@ static void __net_exit sit_destroy_tunnels(struct net *net, struct ip_tunnel *t; t = rtnl_dereference(sitn->tunnels[prio][h]); - while (t != NULL) { + while (t) { /* If dev is in the same netns, it has already * been added to the list by the previous loop. */ |