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net: ipv4: Set addr_type in hash_keys for forwarded case
[ Upstream commit1fe4b1184c
] The result of the skb flow dissect is copied from keys to hash_keys to ensure only the intended data is hashed. The original L4 hash patch overlooked setting the addr_type for this case; add it. Fixes:bf4e0a3db9
("net: ipv4: add support for ECMP hash policy choice") Reported-by: Ido Schimmel <idosch@idosch.org> Signed-off-by: David Ahern <dsahern@gmail.com> Acked-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com> Reviewed-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -1832,6 +1832,8 @@ int fib_multipath_hash(const struct fib_info *fi, const struct flowi4 *fl4,
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return skb_get_hash_raw(skb) >> 1;
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memset(&hash_keys, 0, sizeof(hash_keys));
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skb_flow_dissect_flow_keys(skb, &keys, flag);
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hash_keys.control.addr_type = FLOW_DISSECTOR_KEY_IPV4_ADDRS;
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hash_keys.addrs.v4addrs.src = keys.addrs.v4addrs.src;
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hash_keys.addrs.v4addrs.dst = keys.addrs.v4addrs.dst;
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hash_keys.ports.src = keys.ports.src;
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