diff options
| author | Wei Yongjun <yjwei@cn.fujitsu.com> | 2009-02-23 21:45:33 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-02-24 23:33:52 -0800 |
| commit | 800d55f146098c5ffd1914d7eef2fd4a6d558b1d (patch) | |
| tree | ced8debeb88c78eb677c7842ea312be09caf21de /net/ipv6 | |
| parent | 1ce85fe402137824246bad03ff85f3913d565c17 (diff) | |
| download | op-kernel-dev-800d55f146098c5ffd1914d7eef2fd4a6d558b1d.zip op-kernel-dev-800d55f146098c5ffd1914d7eef2fd4a6d558b1d.tar.gz | |
ipv6: Remove some pointless conditionals before kfree_skb()
Remove some pointless conditionals before kfree_skb().
The semantic match that finds the problem is as follows:
(http://www.emn.fr/x-info/coccinelle/)
// <smpl>
@@
expression E;
@@
- if (E)
- kfree_skb(E);
+ kfree_skb(E);
// </smpl>
Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6')
| -rw-r--r-- | net/ipv6/ipv6_sockglue.c | 3 | ||||
| -rw-r--r-- | net/ipv6/tcp_ipv6.c | 6 |
2 files changed, 3 insertions, 6 deletions
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c index 40f3246..d31df0f 100644 --- a/net/ipv6/ipv6_sockglue.c +++ b/net/ipv6/ipv6_sockglue.c @@ -218,8 +218,7 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname, if (opt) sock_kfree_s(sk, opt, opt->tot_len); pktopt = xchg(&np->pktoptions, NULL); - if (pktopt) - kfree_skb(pktopt); + kfree_skb(pktopt); sk->sk_destruct = inet_sock_destruct; /* diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 00f1269..4b5aa18 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -533,8 +533,7 @@ static inline void syn_flood_warning(struct sk_buff *skb) static void tcp_v6_reqsk_destructor(struct request_sock *req) { - if (inet6_rsk(req)->pktopts) - kfree_skb(inet6_rsk(req)->pktopts); + kfree_skb(inet6_rsk(req)->pktopts); } #ifdef CONFIG_TCP_MD5SIG @@ -1611,8 +1610,7 @@ ipv6_pktoptions: } } - if (opt_skb) - kfree_skb(opt_skb); + kfree_skb(opt_skb); return 0; } |
