Avoid calling streamoff without having the media structs allocated. Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx> --- 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 -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html