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usb: wusbcore: fix below build warning

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linux-2.6/drivers/usb/wusbcore/wa-xfer.c: In function 'wa_buf_in_cb':
linux-2.6/drivers/usb/wusbcore/wa-xfer.c:2590: warning: 'rpipe' may be used uninitialized in this function

Signed-off-by: Peter Chen <peter.chen@freescale.com>
Suggested-by: Thomas Pugliese <thomas.pugliese@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Peter Chen 2014-08-19 08:56:22 +08:00 committed by Greg Kroah-Hartman
parent 5b1dc209d6
commit 6835a3a02b
1 changed files with 1 additions and 2 deletions
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3
drivers/usb/wusbcore/wa-xfer.c
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@ -2602,6 +2602,7 @@ static void wa_buf_in_cb(struct urb *urb)
dev = &wa->usb_iface->dev;
--(wa->active_buf_in_urbs);
active_buf_in_urbs = wa->active_buf_in_urbs;
rpipe = xfer->ep->hcpriv;
if (usb_pipeisoc(xfer->urb->pipe)) {
struct usb_iso_packet_descriptor *iso_frame_desc =
@ -2659,7 +2660,6 @@ static void wa_buf_in_cb(struct urb *urb)
resubmit_dti = (isoc_data_frame_count ==
urb_frame_count);
} else if (active_buf_in_urbs == 0) {
rpipe = xfer->ep->hcpriv;
dev_dbg(dev,
"xfer %p 0x%08X#%u: data in done (%zu bytes)\n",
xfer, wa_xfer_id(xfer), seg->index,
@ -2685,7 +2685,6 @@ static void wa_buf_in_cb(struct urb *urb)
*/
resubmit_dti = wa->dti_state != WA_DTI_TRANSFER_RESULT_PENDING;
spin_lock_irqsave(&xfer->lock, flags);
rpipe = xfer->ep->hcpriv;
if (printk_ratelimit())
dev_err(dev, "xfer %p 0x%08X#%u: data in error %d\n",
xfer, wa_xfer_id(xfer), seg->index,