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USB: EHCI: Rearrange EHCI_URB_TRACE code to avoid GCC-4.6 warnings. 

With pre-release GCC-4.6, we get a 'set but not used' warning when
EHCI_URB_TRACE is not set because we set the qtd variable without
using it.

Rearrange the statements so that we only set qtd if it will be used.

Signed-off-by: David Daney <ddaney@caviumnetworks.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
David Daney 2011-01-25 09:59:36 -08:00 committed by Greg Kroah-Hartman
parent 9a1cadb9dd
commit eb34a90861
1 changed files with 10 additions and 8 deletions
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18
drivers/usb/host/ehci-q.c
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@ -1107,22 +1107,24 @@ submit_async (
struct list_head *qtd_list,
gfp_t mem_flags
) {
struct ehci_qtd *qtd;
int epnum;
unsigned long flags;
struct ehci_qh *qh = NULL;
int rc;
qtd = list_entry (qtd_list->next, struct ehci_qtd, qtd_list);
epnum = urb->ep->desc.bEndpointAddress;
#ifdef EHCI_URB_TRACE
ehci_dbg (ehci,
"%s %s urb %p ep%d%s len %d, qtd %p [qh %p]\n",
__func__, urb->dev->devpath, urb,
epnum & 0x0f, (epnum & USB_DIR_IN) ? "in" : "out",
urb->transfer_buffer_length,
qtd, urb->ep->hcpriv);
{
struct ehci_qtd *qtd;
qtd = list_entry(qtd_list->next, struct ehci_qtd, qtd_list);
ehci_dbg(ehci,
"%s %s urb %p ep%d%s len %d, qtd %p [qh %p]\n",
__func__, urb->dev->devpath, urb,
epnum & 0x0f, (epnum & USB_DIR_IN) ? "in" : "out",
urb->transfer_buffer_length,
qtd, urb->ep->hcpriv);
}
#endif
spin_lock_irqsave (&ehci->lock, flags);