Commit 6d534ee0 authored by Michael Sit Wei Hong's avatar Michael Sit Wei Hong Committed by David S. Miller
Browse files

net: stmmac: Add check for taprio basetime configuration 



Adds a boundary check to prevent negative basetime input from user
while configuring taprio.

Signed-off-by: default avatarMichael Sit Wei Hong <michael.wei.hong.sit@intel.com>
Signed-off-by: default avatarLai Peter Jun Ann <jun.ann.lai@intel.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 93c60b59

drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c

+3 −0
Original line number Diff line number Diff line
@@ -926,6 +926,9 @@ static int tc_setup_taprio(struct stmmac_priv *priv, 
	int i, ret = 0;

	u64 ctr;



	if (qopt->base_time < 0)

		return -ERANGE;



	if (!priv->dma_cap.estsel)

		return -EOPNOTSUPP;