diff options
| author | Asbjørn Sloth Tønnesen <ast@fiberby.net> | 2024-04-22 15:26:55 +0000 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2024-04-24 19:59:19 -0700 |
| commit | f97e0a5eac159a637a8d36fcac3eb60253306ece (patch) | |
| tree | 26dced2df39cc9754397994d0d26e0d034e4803b | |
| parent | 8ae124f1897fcae824d2b041e102914957c5ab38 (diff) | |
| download | wireless-next-f97e0a5eac159a637a8d36fcac3eb60253306ece.tar.gz | |
net: ethernet: ti: cpsw: flower: validate control flags
This driver currently doesn't support any control flags.
Use flow_rule_match_has_control_flags() to check for control flags,
such as can be set through `tc flower ... ip_flags frag`.
In case any control flags are masked, flow_rule_match_has_control_flags()
sets a NL extended error message, and we return -EOPNOTSUPP.
Only compile-tested.
Signed-off-by: Asbjørn Sloth Tønnesen <ast@fiberby.net>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Link: https://lore.kernel.org/r/20240422152656.175627-1-ast@fiberby.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | drivers/net/ethernet/ti/cpsw_priv.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/ti/cpsw_priv.c b/drivers/net/ethernet/ti/cpsw_priv.c index 764ed298b57081..6fe4edabba44f1 100644 --- a/drivers/net/ethernet/ti/cpsw_priv.c +++ b/drivers/net/ethernet/ti/cpsw_priv.c @@ -1404,6 +1404,9 @@ static int cpsw_qos_clsflower_add_policer(struct cpsw_priv *priv, return -EOPNOTSUPP; } + if (flow_rule_match_has_control_flags(rule, extack)) + return -EOPNOTSUPP; + if (!flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ETH_ADDRS)) { NL_SET_ERR_MSG_MOD(extack, "Not matching on eth address"); return -EOPNOTSUPP; |