From: Vladimir Oltean Date: Mon, 8 Nov 2021 20:28:54 +0000 (+0200) Subject: net: stmmac: allow a tc-taprio base-time of zero X-Git-Tag: Ubuntu-5.15.0-16.16~1404 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=637a9fda29a5d7cd540818637f64905c4de200c1;p=mirror_ubuntu-jammy-kernel.git net: stmmac: allow a tc-taprio base-time of zero BugLink: https://bugs.launchpad.net/bugs/1951822 [ Upstream commit f64ab8e4f368f48afb08ae91928e103d17b235e9 ] Commit fe28c53ed71d ("net: stmmac: fix taprio configuration when base_time is in the past") allowed some base time values in the past, but apparently not all, the base-time value of 0 (Jan 1st 1970) is still explicitly denied by the driver. Remove the bogus check. Fixes: b60189e0392f ("net: stmmac: Integrate EST with TAPRIO scheduler API") Signed-off-by: Vladimir Oltean Reviewed-by: Kurt Kanzenbach Signed-off-by: David S. Miller Signed-off-by: Sasha Levin Signed-off-by: Paolo Pisati --- diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c index 8160087ee92f..1c4ea0b1b845 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c @@ -786,8 +786,6 @@ static int tc_setup_taprio(struct stmmac_priv *priv, goto disable; if (qopt->num_entries >= dep) return -EINVAL; - if (!qopt->base_time) - return -ERANGE; if (!qopt->cycle_time) return -ERANGE;