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| author |   David S. Miller <davem@davemloft.net> | 2014-11-29 20:47:48 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-11-29 20:47:48 -0800 |
| commit | 60b7379dc5b1743427b031cca53e30860a38ada6 (patch) | |
| tree | c0462b8dd188861bd04f36dd31672b7446e35dd8 /net/ipv4/tcp_ipv4.c | |
| parent | macvlan: delay the header check for dodgy packets into lower device (diff) | |
| parent | Merge branch 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip (diff) | |
| download | linux-dev-60b7379dc5b1743427b031cca53e30860a38ada6.tar.xz linux-dev-60b7379dc5b1743427b031cca53e30860a38ada6.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'net/ipv4/tcp_ipv4.c')
| -rw-r--r-- | net/ipv4/tcp_ipv4.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 2c6a955fd5c3..33f5ff068c79 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -598,7 +598,10 @@ static void tcp_v4_send_reset(struct sock *sk, struct sk_buff *skb) if (th->rst) return; - if (skb_rtable(skb)->rt_type != RTN_LOCAL) + /* If sk not NULL, it means we did a successful lookup and incoming + * route had to be correct. prequeue might have dropped our dst. + */ + if (!sk && skb_rtable(skb)->rt_type != RTN_LOCAL) return; /* Swap the send and the receive. */ |