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| author | zhong jiang <zhongjiang@huawei.com> | 2018-09-20 17:37:43 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-09-21 09:04:37 -0700 |
| commit | 1d08962ff1e65e29019e5df07188413a85769a9d (patch) | |
| tree | e4bf3bc4c21e5f68f3bf4a77581711ec7a0c217b | |
| parent | 16a3f50f05985cbea468e043cd18394158eff820 (diff) | |
| download | linux-1d08962ff1e65e29019e5df07188413a85769a9d.tar.gz linux-1d08962ff1e65e29019e5df07188413a85769a9d.tar.bz2 linux-1d08962ff1e65e29019e5df07188413a85769a9d.zip | |
ipv4: remove redundant null pointer check before kfree_skb
kfree_skb has taken the null pointer into account. hence it is safe
to remove the redundant null pointer check before kfree_skb.
Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/ipv4/ip_fragment.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c index da930b01a147..13f4d189e12b 100644 --- a/net/ipv4/ip_fragment.c +++ b/net/ipv4/ip_fragment.c @@ -260,8 +260,7 @@ out: spin_unlock(&qp->q.lock); out_rcu_unlock: rcu_read_unlock(); - if (head) - kfree_skb(head); + kfree_skb(head); ipq_put(qp); } |