ipv6: coding style: comparison for inequality with NULL

The ipv6 code uses a mixture of coding styles. In some instances check for NULL
pointer is done as x != NULL and sometimes as x. x is preferred according to
checkpatch and this patch makes the code consistent by adopting the latter
form.

No changes detected by objdiff.

Signed-off-by: Ian Morris <ipm@chirality.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 3 deletions

diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
index a045d543e507..1ec5b4a530d0 100644
--- a/net/ipv6/ip6_vti.c
+++ b/net/ipv6/ip6_vti.c
@@ -305,7 +305,7 @@ static int vti6_rcv(struct sk_buff *skb)
 
         rcu_read_lock();
         t = vti6_tnl_lookup(dev_net(skb->dev), &ipv6h->saddr, &ipv6h->daddr);
-        if (t != NULL) {
+        if (t) {
                 if (t->parms.proto != IPPROTO_IPV6 && t->parms.proto != 0) {
                         rcu_read_unlock();
                         goto discard;
@@ -736,7 +736,7 @@ vti6_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
                 vti6_parm_from_user(&p1, &p);
                 t = vti6_locate(net, &p1, cmd == SIOCADDTUNNEL);
                 if (dev != ip6n->fb_tnl_dev && cmd == SIOCCHGTUNNEL) {
-                        if (t != NULL) {
+                        if (t) {
                                 if (t->dev != dev) {
                                         err = -EEXIST;
                                         break;
@@ -1027,7 +1027,7 @@ static void __net_exit vti6_destroy_tunnels(struct vti6_net *ip6n)
 
         for (h = 0; h < HASH_SIZE; h++) {
                 t = rtnl_dereference(ip6n->tnls_r_l[h]);
-                while (t != NULL) {
+                while (t) {
                         unregister_netdevice_queue(t->dev, &list);
                         t = rtnl_dereference(t->next);
                 }