From: Ursula Braun state checking in conn_action_txdone() is inconsistent. This patch makes it consistent and issues a trace message if an unexpected state is detected for the netiucv device. Signed-off-by: Ursula Braun Signed-off-by: Frank Blaschka --- drivers/s390/net/netiucv.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) --- a/drivers/s390/net/netiucv.c +++ b/drivers/s390/net/netiucv.c @@ -739,8 +739,12 @@ static void conn_action_txdone(fsm_insta IUCV_DBF_TEXT(trace, 4, __func__); - if (conn && conn->netdev) - privptr = netdev_priv(conn->netdev); + if (!conn || !conn->netdev) { + IUCV_DBF_TEXT(data, 2, + "Send confirmation for unlinked connection\n"); + return; + } + privptr = netdev_priv(conn->netdev); conn->prof.tx_pending--; if (single_flag) { if ((skb = skb_dequeue(&conn->commit_queue))) { -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html