Commit b40f97b9 authored by Xie He's avatar Xie He Committed by Jakub Kicinski
Browse files

net: lapb: Decrease the refcount of "struct lapb_cb" in lapb_device_event 



In lapb_device_event, lapb_devtostruct is called to get a reference to
an object of "struct lapb_cb". lapb_devtostruct increases the refcount
of the object and returns a pointer to it. However, we didn't decrease
the refcount after we finished using the pointer. This patch fixes this
problem.

Fixes: a4989fa9 ("net/lapb: support netdev events")
Cc: Martin Schiller <ms@dev.tdt.de>
Signed-off-by: default avatarXie He <xie.he.0141@gmail.com>
Link: https://lore.kernel.org/r/20201231174331.64539-1-xie.he.0141@gmail.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent e80bd76f

net/lapb/lapb_iface.c

+1 −0
Original line number Diff line number Diff line
@@ -489,6 +489,7 @@ static int lapb_device_event(struct notifier_block *this, unsigned long event, 
		break;

	}



	lapb_put(lapb);

	return NOTIFY_DONE;

}