From: Hans Verkuil <hans.verkuil@cisco.com>
Date: Mon, 15 Jun 2015 11:33:40 +0000 (-0300)
Subject: [media] soc_camera: always release queue for queue owner
X-Git-Tag: firefly_0821_release~176^2~795^2~267
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=16225ea7fa6843482c562f033b7ec270651636e9;p=firefly-linux-kernel-4.4.55.git

[media] soc_camera: always release queue for queue owner

Always release the queue if the owner closes its filehandle and not when
it is the last open filehandle.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
---

diff --git a/drivers/media/platform/soc_camera/soc_camera.c b/drivers/media/platform/soc_camera/soc_camera.c
index 0b09281bdd7f..9087fed586fb 100644
--- a/drivers/media/platform/soc_camera/soc_camera.c
+++ b/drivers/media/platform/soc_camera/soc_camera.c
@@ -788,20 +788,21 @@ static int soc_camera_close(struct file *file)
 	struct soc_camera_host *ici = to_soc_camera_host(icd->parent);
 
 	mutex_lock(&ici->host_lock);
+	if (icd->streamer == file) {
+		if (ici->ops->init_videobuf2)
+			vb2_queue_release(&icd->vb2_vidq);
+		icd->streamer = NULL;
+	}
 	icd->use_count--;
 	if (!icd->use_count) {
 		pm_runtime_suspend(&icd->vdev->dev);
 		pm_runtime_disable(&icd->vdev->dev);
 
-		if (ici->ops->init_videobuf2)
-			vb2_queue_release(&icd->vb2_vidq);
 		__soc_camera_power_off(icd);
 
 		soc_camera_remove_device(icd);
 	}
 
-	if (icd->streamer == file)
-		icd->streamer = NULL;
 	mutex_unlock(&ici->host_lock);
 
 	module_put(ici->ops->owner);