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Message-ID: <20240411105302.112091-5-ast@fiberby.net>
Date: Thu, 11 Apr 2024 10:52:57 +0000
From: Asbjørn Sloth Tønnesen <ast@...erby.net>
To: netdev@...r.kernel.org
Cc: Asbjørn Sloth Tønnesen <ast@...erby.net>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
linux-kernel@...r.kernel.org,
Louis Peens <louis.peens@...igine.com>,
Yanguo Li <yanguo.li@...igine.com>,
oss-drivers@...igine.com,
Taras Chornyi <taras.chornyi@...ision.eu>,
Woojung Huh <woojung.huh@...rochip.com>,
UNGLinuxDriver@...rochip.com,
Andrew Lunn <andrew@...n.ch>,
Florian Fainelli <f.fainelli@...il.com>,
Vladimir Oltean <olteanv@...il.com>,
Edward Cree <ecree.xilinx@...il.com>,
Jamal Hadi Salim <jhs@...atatu.com>,
Cong Wang <xiyou.wangcong@...il.com>,
Jiri Pirko <jiri@...nulli.us>
Subject: [PATCH net-next v3 4/4] net: dsa: microchip: ksz9477: flower: validate control flags
Add check for unsupported control flags.
Only compile-tested, no access to HW.
Signed-off-by: Asbjørn Sloth Tønnesen <ast@...erby.net>
---
drivers/net/dsa/microchip/ksz9477_tc_flower.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/net/dsa/microchip/ksz9477_tc_flower.c b/drivers/net/dsa/microchip/ksz9477_tc_flower.c
index 8b2f5be667e01..ca7830ab168ac 100644
--- a/drivers/net/dsa/microchip/ksz9477_tc_flower.c
+++ b/drivers/net/dsa/microchip/ksz9477_tc_flower.c
@@ -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,
--
2.43.0
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