net: fib_rules: Enable DSCP mask usage

Allow user space to configure FIB rules that match on DSCP with a mask, now that support has been added to the IPv4 and IPv6 address families. Reviewed-by: Petr Machata <[email protected]> Signed-off-by: Ido Schimmel <[email protected]> Reviewed-by: Guillaume Nault <[email protected]> Link: https://patch.msgid.link/[email protected] Signed-off-by: Jakub Kicinski <[email protected]>
multipath-tcp · Feb 22, 2025 · ea8af1a · ea8af1a
1 parent c29165c
commit ea8af1a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
@@ -845,7 +845,7 @@ static const struct nla_policy fib_rule_policy[FRA_MAX + 1] = {
 	[FRA_FLOWLABEL_MASK] = { .type = NLA_BE32 },
 	[FRA_SPORT_MASK] = { .type = NLA_U16 },
 	[FRA_DPORT_MASK] = { .type = NLA_U16 },
-	[FRA_DSCP_MASK] = { .type = NLA_REJECT },
+	[FRA_DSCP_MASK] = NLA_POLICY_MASK(NLA_U8, INET_DSCP_MASK >> 2),
 };
 
 int fib_newrule(struct net *net, struct sk_buff *skb, struct nlmsghdr *nlh,