Message ID | 1593244071-28291-1-git-send-email-linmiaohe@huawei.com |
---|---|
State | Accepted |
Delegated to: | David Miller |
Headers | show |
Series | net: ipv4: Fix wrong type conversion from hint to rt in ip_route_use_hint() | expand |
From: linmiaohe <linmiaohe@huawei.com> Date: Sat, 27 Jun 2020 15:47:51 +0800 > From: Miaohe Lin <linmiaohe@huawei.com> > > We can't cast sk_buff to rtable by (struct rtable *)hint. Use skb_rtable(). > > Fixes: 02b24941619f ("ipv4: use dst hint for ipv4 list receive") > > Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> Please do not put empty lines between Fixes: and other tags. All of the tags belong together in a continuous uninterrupted sequence. Applied and queued up for -stable, thank you.
diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 1d7076b78e63..a01efa062f6b 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -2027,7 +2027,7 @@ int ip_route_use_hint(struct sk_buff *skb, __be32 daddr, __be32 saddr, const struct sk_buff *hint) { struct in_device *in_dev = __in_dev_get_rcu(dev); - struct rtable *rt = (struct rtable *)hint; + struct rtable *rt = skb_rtable(hint); struct net *net = dev_net(dev); int err = -EINVAL; u32 tag = 0;