Avoid calling streamoff without having the media structs allocated.
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
---
Javier,
Could you please test this patch?
Thanks!
Mauro
drivers/media/platform/omap3isp/ispvideo.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/drivers/media/platform/omap3isp/ispvideo.c
b/drivers/media/platform/omap3isp/ispvideo.c
index 7354469670b7..f60995ed0a1f 100644
--- a/drivers/media/platform/omap3isp/ispvideo.c
+++ b/drivers/media/platform/omap3isp/ispvideo.c
@@ -1488,11 +1488,17 @@ int omap3isp_video_register(struct isp_video *video,
struct v4l2_device *vdev)
"%s: could not register video device (%d)\n",
__func__, ret);
+ /* Prevent destroying MC before unregistering */
+ kobject_get(vdev->v4l2_dev->mdev->devnode->dev.parent);
+
return ret;
}
void omap3isp_video_unregister(struct isp_video *video)
{
- if (video_is_registered(&video->video))
- video_unregister_device(&video->video);
+ if (!video_is_registered(&video->video))
+ return;
+
+ video_unregister_device(&video->video);
+ kobject_put(vdev->v4l2_dev->mdev->devnode->dev.parent);
}
--
2.9.3
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