On Sat, 2014-04-12 at 02:10 +0400, Alexey Khoroshilov wrote: > If acm_submit_read_urbs() fails in acm_port_activate(), error handling > code calls usb_autopm_put_interface() while it is already called > before acm_submit_read_urbs(). The patch reorganizes error handling code > to avoid double decrement of USB interface's PM-usage counter. > > Found by Linux Driver Verification project (linuxtesting.org).
Nice catch. > Signed-off-by: Alexey Khoroshilov <[email protected]> Acked-by: Oliver Neukum <[email protected]> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
