Merge branch 'core-printk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[pandora-kernel.git] / drivers / isdn / gigaset / interface.c

diff --git a/drivers/isdn/gigaset/interface.c b/drivers/isdn/gigaset/interface.c
index 59de638..e35058b 100644 (file)
--- 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;