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xHCI: Remove redundant variable in xhci_resume()

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Set hcd->state = HC_STATE_SUSPENDED if there is a power loss during system
resume or the system is hibernated, otherwise leave it be. The variable
old_state is redundant and made an unreachable code path, so remove it.

Signed-off-by: Andiry Xu <andiry.xu@amd.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
This commit is contained in:
Andiry Xu 2011-01-06 15:43:17 +08:00 committed by Sarah Sharp
parent 518e848ea8
commit 019a35f114
1 changed files with 1 additions and 6 deletions
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7
drivers/usb/host/xhci.c
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@ -696,9 +696,8 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated)
{
u32 command, temp = 0;
struct usb_hcd *hcd = xhci_to_hcd(xhci);
int old_state, retval;
int retval;
old_state = hcd->state;
if (time_before(jiffies, xhci->next_statechange))
msleep(100);
@ -782,10 +781,6 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated)
*/
set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
if (!hibernated)
hcd->state = old_state;
else
hcd->state = HC_STATE_SUSPENDED;
spin_unlock_irq(&xhci->lock);
return 0;