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authorJethro Beekman <jethro@fortanix.com>2020-02-12 16:43:41 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-03-11 07:51:12 +0100
commita45199f5aacfa54009002470c76a461a3e098caf (patch)
tree8ace896208b7a999bd52e40606929cfd4be8f08d /net/core/fib_rules.c
parentb9f72ada4ef7e2add44cac42db981cc5e7b7a714 (diff)
net: fib_rules: Correctly set table field when table number exceeds 8 bits
[ Upstream commit 540e585a79e9d643ede077b73bcc7aa2d7b4d919 ] In 709772e6e06564ed94ba740de70185ac3d792773, RT_TABLE_COMPAT was added to allow legacy software to deal with routing table numbers >= 256, but the same change to FIB rule queries was overlooked. Signed-off-by: Jethro Beekman <jethro@fortanix.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/core/fib_rules.c')
-rw-r--r--net/core/fib_rules.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index 365de66436ac..2fd4aae8f285 100644
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -570,7 +570,7 @@ static int fib_nl_fill_rule(struct sk_buff *skb, struct fib_rule *rule,
frh = nlmsg_data(nlh);
frh->family = ops->family;
- frh->table = rule->table;
+ frh->table = rule->table < 256 ? rule->table : RT_TABLE_COMPAT;
if (nla_put_u32(skb, FRA_TABLE, rule->table))
goto nla_put_failure;
if (nla_put_u32(skb, FRA_SUPPRESS_PREFIXLEN, rule->suppress_prefixlen))