diff options
| author | Ian Morris <ipm@chirality.org.uk> | 2015-03-29 14:00:04 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-03-31 13:51:54 -0400 |
| commit | 63159f29be1df7f93563a8a0f78c5e65fc844ed6 (patch) | |
| tree | aba1b4275abb0692728b97851f2d52e07d3f6e94 /net/ipv6/ip6_tunnel.c | |
| parent | bc48878c06028f297e4fdf75be7dda88de050430 (diff) | |
ipv6: coding style: comparison for equality 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>
Diffstat (limited to 'net/ipv6/ip6_tunnel.c')
| -rw-r--r-- | net/ipv6/ip6_tunnel.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c index 41f84f76ad9d..6740206b83cf 100644 --- a/net/ipv6/ip6_tunnel.c +++ b/net/ipv6/ip6_tunnel.c @@ -131,7 +131,7 @@ struct dst_entry *ip6_tnl_dst_check(struct ip6_tnl *t) struct dst_entry *dst = t->dst_cache; if (dst && dst->obsolete && - dst->ops->check(dst, t->dst_cookie) == NULL) { + !dst->ops->check(dst, t->dst_cookie)) { t->dst_cache = NULL; dst_release(dst); return NULL; @@ -325,7 +325,7 @@ static struct ip6_tnl *ip6_tnl_create(struct net *net, struct __ip6_tnl_parm *p) dev = alloc_netdev(sizeof(*t), name, NET_NAME_UNKNOWN, ip6_tnl_dev_setup); - if (dev == NULL) + if (!dev) goto failed; dev_net_set(dev, net); @@ -496,7 +496,7 @@ ip6_tnl_err(struct sk_buff *skb, __u8 ipproto, struct inet6_skb_parm *opt, rcu_read_lock(); t = ip6_tnl_lookup(dev_net(skb->dev), &ipv6h->daddr, &ipv6h->saddr); - if (t == NULL) + if (!t) goto out; tproto = ACCESS_ONCE(t->parms.proto); @@ -1274,7 +1274,7 @@ static void ip6_tnl_link_config(struct ip6_tnl *t) &p->raddr, &p->laddr, p->link, strict); - if (rt == NULL) + if (!rt) return; if (rt->dst.dev) { |