tcp: splice: fix an infinite loop in tcp_read_sock()

[cascardo/linux.git] / net / ipv4 / tcp.c

diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 1ca2536..5f173dc 100644 (file)
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -1482,7 +1482,7 @@ int tcp_read_sock(struct sock *sk, read_descriptor_t *desc,
                                        break;
                        }
                        used = recv_actor(desc, skb, offset, len);
-                       if (used < 0) {
+                       if (used <= 0) {
                                if (!copied)
                                        copied = used;
                                break;