On Tue, May 22, 2018 at 12:38:46PM +0000, Matan Azrad wrote:
> The fail-safe PMD registers to RMV event for each removable sub-device
> port in order to cleanup the sub-device resources and switch the Tx
> sub-device directly when it is plugged-out.
>
> During removal time, the fail-safe PMD stops and closes the sub-device
> but it doesn't unregister the LSC and RMV callbacks of the sub-device
> port.
>
> It can lead the callbacks to be called for a port which is no more
> associated with the fail-safe sub-device, because there is not a
> guarantee that a sub-device gets the same port ID for each plug-in
> process. This port, for example, may belong to another sub-device of a
> different fail-safe device.
>
> Unregister the LSC and RMV callbacks for sub-devices which are not
> used.
>
> Fixes: 598fb8aec6f6 ("net/failsafe: support device removal")
> Cc: [email protected]
>
> Signed-off-by: Matan Azrad <[email protected]>
Acked-by: Gaetan Rivet <[email protected]>
--
Gaëtan Rivet
6WIND
