Signed-off-by: Jens Axboe <[email protected]>
---
net/ipv4/tcp.c | 8 ++++++--
1 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index cd3c7e9..450f44b 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -1064,7 +1064,11 @@ int tcp_read_sock(struct sock *sk, read_descriptor_t *desc,
break;
}
used = recv_actor(desc, skb, offset, len);
- if (used <= len) {
+ if (used < 0) {
+ if (!copied)
+ copied = used;
+ break;
+ } else if (used <= len) {
seq += used;
copied += used;
offset += used;
@@ -1086,7 +1090,7 @@ int tcp_read_sock(struct sock *sk, read_descriptor_t *desc,
tcp_rcv_space_adjust(sk);
/* Clean up data we have read: This will do ACK frames. */
- if (copied)
+ if (copied > 0)
tcp_cleanup_rbuf(sk, copied);
return copied;
}
--
1.5.2.1.174.gcd03
-
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