diff options
| author | Ian Morris <ipm@chirality.org.uk> | 2015-04-03 09:17:26 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-04-03 12:11:15 -0400 |
| commit | 51456b2914a34d16b1255b7c55d5cbf6a681d306 (patch) | |
| tree | b8f1135150269f591105f787fbf7c7d8c2307d3e /net/ipv4/ip_gre.c | |
| parent | 11a9c7821c583aa22b35f37fba20539def9e8f14 (diff) | |
ipv4: coding style: comparison for equality with NULL
The ipv4 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>
Diffstat (limited to 'net/ipv4/ip_gre.c')
| -rw-r--r-- | net/ipv4/ip_gre.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index 1060ca0bc23a..5fd706473c73 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -182,7 +182,7 @@ static int ipgre_err(struct sk_buff *skb, u32 info, t = ip_tunnel_lookup(itn, skb->dev->ifindex, tpi->flags, iph->daddr, iph->saddr, tpi->key); - if (t == NULL) + if (!t) return PACKET_REJECT; if (t->parms.iph.daddr == 0 || @@ -423,7 +423,7 @@ static int ipgre_open(struct net_device *dev) return -EADDRNOTAVAIL; dev = rt->dst.dev; ip_rt_put(rt); - if (__in_dev_get_rtnl(dev) == NULL) + if (!__in_dev_get_rtnl(dev)) return -EADDRNOTAVAIL; t->mlink = dev->ifindex; ip_mc_inc_group(__in_dev_get_rtnl(dev), t->parms.iph.daddr); |