openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

tcp: Schedule rmem for rcvq repair send 

As noted by Eric, no checks are performed on the data size we're
putting in the read queue during repair. Thus, validate the given
data size with the common rmem management routine.

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pavel Emelyanov 2012-05-10 01:50:01 +00:00 committed by David S. Miller
parent 292e8d8c85
commit 3c961afed4
1 changed files with 3 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
net/ipv4/tcp_input.c
View File

@ -4769,6 +4769,9 @@ int tcp_send_rcvq(struct sock *sk, struct msghdr *msg, size_t size)
struct tcphdr *th;
bool fragstolen;
if (tcp_try_rmem_schedule(sk, size + sizeof(*th)))
goto err;
skb = alloc_skb(size + sizeof(*th), sk->sk_allocation);
if (!skb)
goto err;