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Commit 74457641 authored by Alexander Aring's avatar Alexander Aring Committed by Marcel Holtmann
Browse files

mac802154: cleanup open count handling 



This patch cleanups the open_count variable increment in open and close
calls of netdev.

Signed-off-by: default avatarAlexander Aring <alex.aring@gmail.com>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent c7420c36

net/mac802154/iface.c

+4 −3
Original line number Diff line number Diff line
@@ -166,19 +166,19 @@ static int mac802154_slave_open(struct net_device *dev) 


	set_bit(SDATA_STATE_RUNNING, &sdata->state);



	if (local->open_count++ == 0) {

	if (!local->open_count) {

		res = drv_start(local);

		WARN_ON(res);

		if (res)

			goto err;

	}



	local->open_count++;

	netif_start_queue(dev);

	return 0;

err:

	/* might already be clear but that doesn't matter */

	clear_bit(SDATA_STATE_RUNNING, &sdata->state);

	sdata->local->open_count--;



	return res;

}
@@ -252,10 +252,11 @@ static int mac802154_slave_close(struct net_device *dev) 
	ASSERT_RTNL();



	netif_stop_queue(dev);

	local->open_count--;



	clear_bit(SDATA_STATE_RUNNING, &sdata->state);



	if (!--local->open_count)

	if (!local->open_count)

		drv_stop(local);



	return 0;