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USB: serial: fix up reset_resume callback

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If the usb-serial driver doesn't have a reset_resume callback, then we
need to tell the USB core that it doesn't, and it needs to rebind the
device.

Thanks to Alan for pointing out my mistake, and providing the fix.

Reported-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2012-05-16 08:37:17 -07:00
parent 1c1eaba8e7
commit dcd82cd1c2
1 changed files with 4 additions and 2 deletions
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6
drivers/usb/serial/usb-serial.c
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@ -1176,8 +1176,10 @@ static int usb_serial_reset_resume(struct usb_interface *intf)
serial->suspending = 0;
if (serial->type->reset_resume)
rv = serial->type->reset_resume(serial);
else
rv = usb_serial_generic_resume(serial);
else {
rv = -EOPNOTSUPP;
intf->needs_binding = 1;
}
return rv;
}