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authorSimon Arlott <simon@fire.lp0.eu>2007-04-26 07:38:04 (GMT)
committerGreg Kroah-Hartman <gregkh@suse.de>2007-04-27 20:28:41 (GMT)
commit7d5e1dd40bd5ced457be178e4f0b1267a3df2142 (patch)
treef5586fdac621f0729c0833a110da72f5dc8ba579
parent5c975acb99168827a8ce5453be0e44ad2e4b70b2 (diff)
downloadlinux-fsl-qoriq-7d5e1dd40bd5ced457be178e4f0b1267a3df2142.tar.xz
usbatm: Detect usb device shutdown and ignore failed urbs
Detect usb device shutdown and ignore failed urbs. This happens when the driver is unloaded or the device is unplugged. I'm not sure what other urb statuses should be ignored, and the warning message doesn't need to be shown when the module is unloaded or the device is removed. Signed-off-by: Simon Arlott <simon@fire.lp0.eu> Cc: Duncan Sands <duncan.sands@math.u-psud.fr> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--drivers/usb/atm/usbatm.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/atm/usbatm.c b/drivers/usb/atm/usbatm.c
index 746d30ff..b3f779f 100644
--- a/drivers/usb/atm/usbatm.c
+++ b/drivers/usb/atm/usbatm.c
@@ -274,6 +274,9 @@ static void usbatm_complete(struct urb *urb)
(!(channel->usbatm->flags & UDSL_IGNORE_EILSEQ) ||
urb->status != -EILSEQ ))
{
+ if (urb->status == -ESHUTDOWN)
+ return;
+
if (printk_ratelimit())
atm_warn(channel->usbatm, "%s: urb 0x%p failed (%d)!\n",
__func__, urb, urb->status);