Commit a7567b20 authored Jun 01, 2011 by Johannes Berg Committed by John W. Linville Jun 01, 2011

bluetooth l2cap: fix locking in l2cap_global_chan_by_psm



read_lock() ... read_unlock_bh() is clearly bogus.
This was broken by

commit 23691d75
Author: Gustavo F. Padovan <padovan@profusion.mobi>
Date:   Wed Apr 27 18:26:32 2011 -0300

    Bluetooth: Remove l2cap_sk_list

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

parent 21fdc872

net/bluetooth/l2cap_core.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -906,7 +906,7 @@ static struct l2cap_chan *l2cap_global_chan_by_psm(int state, __le16 psm, bdaddr
	if (c->psm == psm) {		if (c->psm == psm) {
	/* Exact match. */		/* Exact match. */
	if (!bacmp(&bt_sk(sk)->src, src)) {		if (!bacmp(&bt_sk(sk)->src, src)) {
	read_unlock_bh(&chan_list_lock);		read_unlock(&chan_list_lock);
	return c;		return c;
	}		}