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[media] staging: media: go7007: firmware protection Protection for unfirmware load 

If no firmware was loaded (no exists,wrong or some error) then rmmod
fails with OOPS, so need some protection stuff.

Signed-off-by: Volokh Konstantin <volokh84@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Volokh Konstantin 2013-01-16 09:00:49 -03:00 committed by Mauro Carvalho Chehab
parent 61a2353c70
commit 7a295d1289
2 changed files with 3 additions and 2 deletions
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2
drivers/staging/media/go7007/go7007-usb.c
View File

@ -1245,7 +1245,6 @@ static void go7007_usb_disconnect(struct usb_interface *intf)
struct urb *vurb, *aurb;
int i;
go->status = STATUS_SHUTDOWN;
usb_kill_urb(usb->intr_urb);
/* Free USB-related structs */
@ -1269,6 +1268,7 @@ static void go7007_usb_disconnect(struct usb_interface *intf)
kfree(go->hpi_context);
go7007_remove(go);
go->status = STATUS_SHUTDOWN;
}
static struct usb_driver go7007_usb_driver = {

3
drivers/staging/media/go7007/go7007-v4l2.c
View File

@ -1832,5 +1832,6 @@ void go7007_v4l2_remove(struct go7007 *go)
mutex_unlock(&go->hw_lock);
if (go->video_dev)
video_unregister_device(go->video_dev);
v4l2_device_unregister(&go->v4l2_dev);
if (go->status != STATUS_SHUTDOWN)
v4l2_device_unregister(&go->v4l2_dev);
}