isdn: gigaset: add missing unlock

We should unlock here.  This is the only place where we return from the
function with the lock held.  The caller isn't expecting it.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/isdn/gigaset/capi.c b/drivers/isdn/gigaset/capi.c
index e5ea344a551..bcc174e4f3b 100644
--- a/drivers/isdn/gigaset/capi.c
+++ b/drivers/isdn/gigaset/capi.c
@@ -1052,6 +1052,7 @@ static inline void remove_appl_from_channel(struct bc_state *bcs,
         do {
                 if (bcap->bcnext == ap) {
                         bcap->bcnext = bcap->bcnext->bcnext;
+                        spin_unlock_irqrestore(&bcs->aplock, flags);
                         return;
                 }
                 bcap = bcap->bcnext;