dccp: check sk for closed state in dccp_sendmsg()

[pandora-kernel.git] / net / dccp / proto.c

diff --git a/net/dccp/proto.c b/net/dccp/proto.c
index 4c9061e..975dcdf 100644 (file)
--- a/net/dccp/proto.c
+++ b/net/dccp/proto.c
@@ -785,6 +785,11 @@ int dccp_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
        if (skb == NULL)
                goto out_release;
 
+       if (sk->sk_state == DCCP_CLOSED) {
+               rc = -ENOTCONN;
+               goto out_discard;
+       }
+
        skb_reserve(skb, sk->sk_prot->max_header);
        rc = memcpy_fromiovec(skb_put(skb, len), msg->msg_iov, len);
        if (rc != 0)