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Revision e1f48ee58a90ddf84f514334b5d395a358596492 authored by Imre Deak on 02 November 2012, 11:30:48 UTC, committed by Inki Dae on 29 November 2012, 11:30:33 UTC 
drm/exynos: call drm_vblank_put for each queued flip event
 
It's guaranteed that for each event on pageflip_event_list we have
called drm_vblank_get() - see exynos_drm_crtc_page_flip() - so checking
for this is redundant.

Also we need to call drm_vblank_put() for each event on the list, not
only once, otherwise we'd leak vblank references if there are multiple
events on the list.

Signed-off-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
1 parent 8547332
Raw File
ap.c 
#include <linux/ieee80211.h>
#include <linux/export.h>
#include <net/cfg80211.h>
#include "nl80211.h"
#include "core.h"


static int __cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
			      struct net_device *dev)
{
	struct wireless_dev *wdev = dev->ieee80211_ptr;
	int err;

	ASSERT_WDEV_LOCK(wdev);

	if (!rdev->ops->stop_ap)
		return -EOPNOTSUPP;

	if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
	    dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO)
		return -EOPNOTSUPP;

	if (!wdev->beacon_interval)
		return -ENOENT;

	err = rdev->ops->stop_ap(&rdev->wiphy, dev);
	if (!err) {
		wdev->beacon_interval = 0;
		wdev->channel = NULL;
	}

	return err;
}

int cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
		     struct net_device *dev)
{
	struct wireless_dev *wdev = dev->ieee80211_ptr;
	int err;

	wdev_lock(wdev);
	err = __cfg80211_stop_ap(rdev, dev);
	wdev_unlock(wdev);

	return err;
}
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