Greg:
finish_device_resume() in the hub driver isn't careful always to return a
negative code in all the error pathways. It also doesn't return 0 in all
the success pathways. This patch (as724) fixes the behavior.
Alan Stern
Signed-off-by: Alan Stern <[EMAIL PROTECTED]>
---
Index: usb-2.6/drivers/usb/core/hub.c
===================================================================
--- usb-2.6.orig/drivers/usb/core/hub.c
+++ usb-2.6/drivers/usb/core/hub.c
@@ -1789,7 +1789,10 @@ static int finish_device_resume(struct u
* and device drivers will know about any resume quirks.
*/
status = usb_get_status(udev, USB_RECIP_DEVICE, 0, &devstatus);
- if (status < 2)
+ if (status >= 0)
+ status = (status == 2 ? 0 : -ENODEV);
+
+ if (status)
dev_dbg(&udev->dev,
"gone after usb resume? status %d\n",
status);
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