Re: Unlinking URBs before suspending USB

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Am Freitag, 19. Februar 2010 00:43:55 schrieb FEI YANG:
> 1. Is it really necessary to unlink pending URBs in driver's suspend
> method? My observation is that once usb_autopm_put_interface is
> called, the pending URB will eventually be cleaned up in function
> usb_hcd_flush_endpoint.
>         usb_autopm_put_interface -> usb_autopm_do_interface ->
> usb_suspend_both ->usb_hcd_flush_endpoint

Some devices crash if you transfer data after enabling remote wakeup.

	Regards
		Oliver
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