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_gre.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_gre.c')
| -rw-r--r-- | net/ipv6/ip6_gre.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index bc28b7d42a6d..aa9ea6e0d63a 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -395,7 +395,7 @@ static void ip6gre_err(struct sk_buff *skb, struct inet6_skb_parm *opt, flags & GRE_KEY ? *(((__be32 *)p) + (grehlen / 4) - 1) : 0, p[1]); - if (t == NULL) + if (!t) return; switch (type) { @@ -980,7 +980,7 @@ static void ip6gre_tnl_link_config(struct ip6_tnl *t, int set_mtu) &p->raddr, &p->laddr, p->link, strict); - if (rt == NULL) + if (!rt) return; if (rt->dst.dev) { @@ -1073,7 +1073,7 @@ static int ip6gre_tunnel_ioctl(struct net_device *dev, } ip6gre_tnl_parm_from_user(&p1, &p); t = ip6gre_tunnel_locate(net, &p1, 0); - if (t == NULL) + if (!t) t = netdev_priv(dev); } memset(&p, 0, sizeof(p)); @@ -1144,7 +1144,7 @@ static int ip6gre_tunnel_ioctl(struct net_device *dev, err = -ENOENT; ip6gre_tnl_parm_from_user(&p1, &p); t = ip6gre_tunnel_locate(net, &p1, 0); - if (t == NULL) + if (!t) goto done; err = -EPERM; if (t == netdev_priv(ign->fb_tunnel_dev)) |