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Commit d4c63b7c authored by Paul Fulghum's avatar Paul Fulghum Committed by Linus Torvalds
Browse files

synclink_gt fix module reference 



Get module reference on open() by generic HDLC to prevent module from
unloading while interface is active.

Signed-off-by: default avatarPaul Fulghum <paulkf@microgate.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 1807a1aa

drivers/char/synclink_gt.c

+4 −0
Original line number Original line Diff line number Diff line
@@ -1565,6 +1565,9 @@ static int hdlcdev_open(struct net_device *dev) 
	int rc;

	int rc;

	unsigned long flags;

	unsigned long flags;





	if (!try_module_get(THIS_MODULE))

		return -EBUSY;



	DBGINFO(("%s hdlcdev_open\n", dev->name));

	DBGINFO(("%s hdlcdev_open\n", dev->name));





	/* generic HDLC layer open processing */

	/* generic HDLC layer open processing */
@@ -1634,6 +1637,7 @@ static int hdlcdev_close(struct net_device *dev) 
	info->netcount=0;

	info->netcount=0;

	spin_unlock_irqrestore(&info->netlock, flags);

	spin_unlock_irqrestore(&info->netlock, flags);





	module_put(THIS_MODULE);

	return 0;

	return 0;

}

}