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xhci: gracefully handle xhci_irq dead device

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If the xHCI host controller has died (ie, device removed) or suffered
other serious fatal error (STS_FATAL), then xhci_irq should handle this
condition with IRQ_HANDLED instead of -ESHUTDOWN.

Signed-off-by: Joe Lawrence <joe.lawrence@stratus.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Joe Lawrence 2015-04-30 17:16:04 +03:00 committed by Greg Kroah-Hartman
parent 18cc2f4cbb
commit 948fa13504
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/host/xhci-ring.c
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@ -2645,7 +2645,7 @@ irqreturn_t xhci_irq(struct usb_hcd *hcd)
xhci_halt(xhci);
hw_died:
spin_unlock(&xhci->lock);
return -ESHUTDOWN;
return IRQ_HANDLED;
}
/*