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authorDavid S. Miller <davem@davemloft.net>2018-08-11 17:52:00 -0700
committerDavid S. Miller <davem@davemloft.net>2018-08-11 17:52:00 -0700
commit6a92ef08a1351e4977d6acde2196fa94e9c3a660 (patch)
tree3f237980c08af76beae04a6844ad254543ca4b9f /kernel/bpf/sockmap.c
parent9a95d9c6429bb58905fdfc95da2e1b7cc3fb55b7 (diff)
parentec0c96714e7ddeda4eccaa077f5646a0fd6e371f (diff)
Merge ra.kernel.org:/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'kernel/bpf/sockmap.c')
-rw-r--r--kernel/bpf/sockmap.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/kernel/bpf/sockmap.c b/kernel/bpf/sockmap.c
index 0b38be5a955c..70c0755e8fc4 100644
--- a/kernel/bpf/sockmap.c
+++ b/kernel/bpf/sockmap.c
@@ -1045,12 +1045,12 @@ static int bpf_tcp_sendmsg(struct sock *sk, struct msghdr *msg, size_t size)
timeo = sock_sndtimeo(sk, msg->msg_flags & MSG_DONTWAIT);
while (msg_data_left(msg)) {
- struct sk_msg_buff *m;
+ struct sk_msg_buff *m = NULL;
bool enospc = false;
int copy;
if (sk->sk_err) {
- err = sk->sk_err;
+ err = -sk->sk_err;
goto out_err;
}
@@ -1113,8 +1113,11 @@ wait_for_sndbuf:
set_bit(SOCK_NOSPACE, &sk->sk_socket->flags);
wait_for_memory:
err = sk_stream_wait_memory(sk, &timeo);
- if (err)
+ if (err) {
+ if (m && m != psock->cork)
+ free_start_sg(sk, m);
goto out_err;
+ }
}
out_err:
if (err < 0)