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net: dsa: microchip: ksz9477: flower: validate control flags

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Add check for unsupported control flags.

Only compile-tested, no access to HW.

Signed-off-by: Asbjørn Sloth Tønnesen <ast@fiberby.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Asbjørn Sloth Tønnesen
2024-04-11 10:52:57 +00:00
committed by David S. Miller
parent f8a5ea8c2a
commit d9a1249e71
1 changed files with 3 additions and 0 deletions
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drivers/net/dsa/microchip/ksz9477_tc_flower.c
+3
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@@ -124,6 +124,9 @@ static int ksz9477_flower_parse_key(struct ksz_device *dev, int port,
return -EOPNOTSUPP;
}
if (flow_rule_match_has_control_flags(rule, extack))
return -EOPNOTSUPP;
if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_BASIC) ||
flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ETH_ADDRS)) {
ret = ksz9477_flower_parse_key_l2(dev, port, extack, rule,