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| author | Asbjørn Sloth Tønnesen <ast@fiberby.net> | 2024-04-22 15:26:42 +0000 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2024-04-24 19:58:14 -0700 |
| commit | 8ae124f1897fcae824d2b041e102914957c5ab38 (patch) | |
| tree | 59f3128e88cde93629698df40f4bc8c80ccb5527 /drivers/net/ethernet/ti/am65-cpsw-qos.c | |
| parent | 3833e4834d70440582c127443073fde3204d5c07 (diff) | |
| download | linux-8ae124f1897fcae824d2b041e102914957c5ab38.tar.gz linux-8ae124f1897fcae824d2b041e102914957c5ab38.tar.bz2 linux-8ae124f1897fcae824d2b041e102914957c5ab38.zip | |
net: ethernet: ti: am65-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/20240422152643.175592-1-ast@fiberby.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/ti/am65-cpsw-qos.c')
| -rw-r--r-- | drivers/net/ethernet/ti/am65-cpsw-qos.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/ti/am65-cpsw-qos.c b/drivers/net/ethernet/ti/am65-cpsw-qos.c index 816e73a3d6e4..16f192a5b160 100644 --- a/drivers/net/ethernet/ti/am65-cpsw-qos.c +++ b/drivers/net/ethernet/ti/am65-cpsw-qos.c @@ -1008,6 +1008,9 @@ static int am65_cpsw_qos_clsflower_add_policer(struct am65_cpsw_port *port, 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; |