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| author | Maxime Ripard <maxime@cerno.tech> | 2020-04-04 11:02:15 +0200 |
|---|---|---|
| committer | Maxime Ripard <maxime@cerno.tech> | 2020-04-04 11:02:15 +0200 |
| commit | cc46c03397c1865a181f1a4f66d4645806e5a943 (patch) | |
| tree | e3a762d8961219a61b96ae6e5ec875ba9fbe2314 /net/ipv4/tcp_output.c | |
| parent | d8a26d8fc37c5b8b9e95f2fa194f287cf8cab3f4 (diff) | |
| parent | 0e7e6198af28c1573267aba1be33dd0b7fb35691 (diff) | |
| download | kernel_replicant_linux-cc46c03397c1865a181f1a4f66d4645806e5a943.tar.gz kernel_replicant_linux-cc46c03397c1865a181f1a4f66d4645806e5a943.tar.bz2 kernel_replicant_linux-cc46c03397c1865a181f1a4f66d4645806e5a943.zip | |
Merge drm/drm-next into drm-misc-next-fixes
Alex needs v5.6 into drm-misc-next-fixes to merge a fix for a regression in
the scatterlist processing in PRIME.
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'net/ipv4/tcp_output.c')
| -rw-r--r-- | net/ipv4/tcp_output.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index 306e25d743e8..2f45cde168c4 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -1109,6 +1109,10 @@ static int __tcp_transmit_skb(struct sock *sk, struct sk_buff *skb, if (unlikely(!skb)) return -ENOBUFS; + /* retransmit skbs might have a non zero value in skb->dev + * because skb->dev is aliased with skb->rbnode.rb_left + */ + skb->dev = NULL; } inet = inet_sk(sk); @@ -3037,8 +3041,12 @@ int __tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb, int segs) tcp_skb_tsorted_save(skb) { nskb = __pskb_copy(skb, MAX_TCP_HEADER, GFP_ATOMIC); - err = nskb ? tcp_transmit_skb(sk, nskb, 0, GFP_ATOMIC) : - -ENOBUFS; + if (nskb) { + nskb->dev = NULL; + err = tcp_transmit_skb(sk, nskb, 0, GFP_ATOMIC); + } else { + err = -ENOBUFS; + } } tcp_skb_tsorted_restore(skb); if (!err) { |