X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fisdn%2Fgigaset%2Finterface.c;h=e35058bcd7b98e0f1b690f2e359cec96df05140e;hb=391d6276db9fbdedfbc30e1b56390414f0e55988;hp=59de638225fe4b30b71bcddc1cdf4ff8b50a4fa5;hpb=e33ab8f275cf6e0e0bf6c9c44149de46222b36cc;p=pandora-kernel.git

diff --git a/drivers/isdn/gigaset/interface.c b/drivers/isdn/gigaset/interface.c
index 59de638225fe..e35058bcd7b9 100644
--- a/drivers/isdn/gigaset/interface.c
+++ b/drivers/isdn/gigaset/interface.c
@@ -156,8 +156,10 @@ static int if_open(struct tty_struct *tty, struct file *filp)
 	if (!cs || !try_module_get(cs->driver->owner))
 		return -ENODEV;
 
-	if (mutex_lock_interruptible(&cs->mutex))
+	if (mutex_lock_interruptible(&cs->mutex)) {
+		module_put(cs->driver->owner);
 		return -ERESTARTSYS;
+	}
 	tty->driver_data = cs;
 
 	++cs->open_count;