usb: musb: remove unused frame variable

This patch fix the following warning
drivers/usb/musb/musb_host.c:223:8: warning: variable 'frame' set but not used [-Wunused-but-set-variable]
by remove the frame variable in musb_start_urb().

Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Corentin Labbe 2017-12-26 13:33:50 -06:00 committed by Greg Kroah-Hartman
parent 01f1918833
commit 576ec7fd93

View File

@ -195,7 +195,6 @@ static struct musb_qh *musb_ep_get_qh(struct musb_hw_ep *ep, int is_in)
static void
musb_start_urb(struct musb *musb, int is_in, struct musb_qh *qh)
{
u16 frame;
u32 len;
void __iomem *mbase = musb->mregs;
struct urb *urb = next_urb(qh);
@ -244,7 +243,6 @@ musb_start_urb(struct musb *musb, int is_in, struct musb_qh *qh)
case USB_ENDPOINT_XFER_ISOC:
case USB_ENDPOINT_XFER_INT:
musb_dbg(musb, "check whether there's still time for periodic Tx");
frame = musb_readw(mbase, MUSB_FRAME);
/* FIXME this doesn't implement that scheduling policy ...
* or handle framecounter wrapping
*/