1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/isdn/hisax/icc.c b/drivers/isdn/hisax/icc.c
index 9aba646ba221..c80cbb8a2ef9 100644
--- a/drivers/isdn/hisax/icc.c
+++ b/drivers/isdn/hisax/icc.c
@@ -468,6 +468,7 @@ ICC_l1hw(struct PStack *st, int pr, void *arg)
                                 if (cs->debug & L1_DEB_WARN)
                                         debugl1(cs, " l2l1 tx_skb exist this shouldn't happen");
                                 skb_queue_tail(&cs->sq, skb);
+                                spin_unlock_irqrestore(&cs->lock, flags);
                                 break;
                         }
                         if (cs->debug & DEB_DLOG_HEX)