diff options
| author | Joe Lawrence | 2015-04-30 16:16:04 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2015-05-09 18:27:32 +0200 |
| commit | 948fa13504f80b9765d2b753691ab94c83a10341 (patch) | |
| tree | 09d5b47d5dcaee540ee235f4158d3bf6e15cc40c /drivers/usb/host | |
| parent | xhci: Solve full event ring by increasing TRBS_PER_SEGMENT to 256 (diff) | |
| download | kernel-qcow2-linux-948fa13504f80b9765d2b753691ab94c83a10341.tar.gz kernel-qcow2-linux-948fa13504f80b9765d2b753691ab94c83a10341.tar.xz kernel-qcow2-linux-948fa13504f80b9765d2b753691ab94c83a10341.zip | |
xhci: gracefully handle xhci_irq dead device
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>
Diffstat (limited to 'drivers/usb/host')
| -rw-r--r-- | drivers/usb/host/xhci-ring.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index ae0894c7ee11..7d34cbfaf373 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -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; } /* |