diff options
| -rw-r--r-- | drivers/char/synclink_gt.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/char/synclink_gt.c b/drivers/char/synclink_gt.c index bbb7f1292665..2f97d2f8f916 100644 --- a/drivers/char/synclink_gt.c +++ b/drivers/char/synclink_gt.c @@ -1565,6 +1565,9 @@ static int hdlcdev_open(struct net_device *dev) int rc; unsigned long flags; + if (!try_module_get(THIS_MODULE)) + return -EBUSY; + DBGINFO(("%s hdlcdev_open\n", dev->name)); /* generic HDLC layer open processing */ @@ -1634,6 +1637,7 @@ static int hdlcdev_close(struct net_device *dev) info->netcount=0; spin_unlock_irqrestore(&info->netlock, flags); + module_put(THIS_MODULE); return 0; } |