Commit cad7526f authored by Dan Carpenter's avatar Dan Carpenter Committed by David S. Miller
Browse files

net: dsa: ocelot: unlock on error in vsc9959_qos_port_tas_set() 



This error path needs call mutex_unlock(&ocelot->tas_lock) before
returning.

Fixes: 2d800bc5 ("net/sched: taprio: replace tc_taprio_qopt_offload :: enable with a "cmd" enum")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: default avatarVladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 2f27d789

drivers/net/dsa/ocelot/felix_vsc9959.c

+2 −1
Original line number Diff line number Diff line
@@ -1424,7 +1424,8 @@ static int vsc9959_qos_port_tas_set(struct ocelot *ocelot, int port, 
		mutex_unlock(&ocelot->tas_lock);

		return 0;

	} else if (taprio->cmd != TAPRIO_CMD_REPLACE) {

		return -EOPNOTSUPP;

		ret = -EOPNOTSUPP;

		goto err_unlock;

	}



	ret = ocelot_port_mqprio(ocelot, port, &taprio->mqprio);