diff options
| author | Michael Sit Wei Hong <michael.wei.hong.sit@intel.com> | 2022-12-08 17:03:15 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-12-12 09:35:27 +0000 |
| commit | 6d534ee057b62ca9332b988619323ee99c7847c1 (patch) | |
| tree | 75fa414ef18abcf303d68397507168deb5724045 /drivers/net/ethernet/stmicro | |
| parent | 93c60b597493d8875584385c90aa7933e92bf375 (diff) | |
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: Michael Sit Wei Hong <michael.wei.hong.sit@intel.com>
Signed-off-by: Lai Peter Jun Ann <jun.ann.lai@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/stmicro')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c index 773e415cc2de..2cfb18cef1d4 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c @@ -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; |