[SCTP] Fix poll() on a 1-1 style socket so that it returns when the

association is aborted by peer.

net/sctp/sm_sideeffect.c

@@ -460,6 +460,10 @@ static void sctp_cmd_assoc_failed(sctp_cmd_seq_t *commands,
 	sctp_add_cmd_sf(commands, SCTP_CMD_NEW_STATE,
 			SCTP_STATE(SCTP_STATE_CLOSED));
 
+	/* Set sk_err to ECONNRESET on a 1-1 style socket. */
+	if (!sctp_style(asoc->base.sk, UDP))
+		asoc->base.sk->sk_err = ECONNRESET; 
+
 	/* SEND_FAILED sent later when cleaning up the association. */
 	asoc->outqueue.error = error;
 	sctp_add_cmd_sf(commands, SCTP_CMD_DELETE_TCB, SCTP_NULL());