ipv4: coding style: comparison for inequality with NULL

The ipv4 code uses a mixture of coding styles. In some instances check
for non-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, 1 insertions, 1 deletions

diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index 2dcd2e60df64..a93f260cf24c 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -971,7 +971,7 @@ bool ping_rcv(struct sk_buff *skb)
         skb_push(skb, skb->data - (u8 *)icmph);
 
         sk = ping_lookup(net, skb, ntohs(icmph->un.echo.id));
-        if (sk != NULL) {
+        if (sk) {
                 struct sk_buff *skb2 = skb_clone(skb, GFP_ATOMIC);
 
                 pr_debug("rcv on socket %p\n", sk);