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sctp: remove redundant null check on asoc 

In sctp_err_lookup, goto out while the asoc is not NULL, so remove the
check NULL. Also, in sctp_err_finish which called by sctp_v4_err and
sctp_v6_err, they pass asoc to sctp_err_finish while the asoc is not
NULL, so remove the check.

Signed-off-by: Wang Weidong <wangweidong1@huawei.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Acked-by: Vlad Yasevich <vyasevich@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
wangweidong 2013-12-11 16:42:14 +08:00 committed by David S. Miller
parent 6b1dd85601
commit e477266838
1 changed files with 2 additions and 4 deletions
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6
net/sctp/input.c
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@ -536,8 +536,7 @@ struct sock *sctp_err_lookup(struct net *net, int family, struct sk_buff *skb,
return sk;
out:
if (asoc)
sctp_association_put(asoc);
sctp_association_put(asoc);
return NULL;
}
@ -545,8 +544,7 @@ out:
void sctp_err_finish(struct sock *sk, struct sctp_association *asoc)
{
sctp_bh_unlock_sock(sk);
if (asoc)
sctp_association_put(asoc);
sctp_association_put(asoc);
}
/*