uas: Remove cmnd reference from the cmd urb

It is not strictly necessary for the cmd urb to have a reference to the
cmnd, and without this reference it becomes easier to drop all references to
a cmnd on an abort.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Hans de Goede 2014-09-13 12:26:39 +02:00 committed by Greg Kroah-Hartman
parent 43cd99cb17
commit b6823c51fc

View File

@ -428,12 +428,9 @@ out:
static void uas_cmd_cmplt(struct urb *urb)
{
struct scsi_cmnd *cmnd = urb->context;
if (urb->status)
dev_err(&urb->dev->dev, "cmd cmplt err %d\n", urb->status);
if (urb->status) {
uas_log_cmd_state(cmnd, __func__);
scmd_printk(KERN_ERR, cmnd, "cmd cmplt err %d\n", urb->status);
}
usb_free_urb(urb);
}
@ -511,7 +508,7 @@ static struct urb *uas_alloc_cmd_urb(struct uas_dev_info *devinfo, gfp_t gfp,
memcpy(iu->cdb, cmnd->cmnd, cmnd->cmd_len);
usb_fill_bulk_urb(urb, udev, devinfo->cmd_pipe, iu, sizeof(*iu) + len,
uas_cmd_cmplt, cmnd);
uas_cmd_cmplt, NULL);
urb->transfer_flags |= URB_FREE_BUFFER;
out:
return urb;