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-rw-r--r--net/ipv4/route.c24
1 files changed, 10 insertions, 14 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index df57bc68e8e0..6a7b3cba3972 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1810,24 +1810,20 @@ int fib_multipath_hash(const struct net *net, const struct flowi4 *fl4,
/* short-circuit if we already have L4 hash present */
if (skb->l4_hash)
return skb_get_hash_raw(skb) >> 1;
+
memset(&hash_keys, 0, sizeof(hash_keys));
- if (flkeys) {
- hash_keys.control.addr_type = FLOW_DISSECTOR_KEY_IPV4_ADDRS;
- hash_keys.addrs.v4addrs.src = flkeys->addrs.v4addrs.src;
- hash_keys.addrs.v4addrs.dst = flkeys->addrs.v4addrs.dst;
- hash_keys.ports.src = flkeys->ports.src;
- hash_keys.ports.dst = flkeys->ports.dst;
- hash_keys.basic.ip_proto = flkeys->basic.ip_proto;
- } else {
+ if (!flkeys) {
skb_flow_dissect_flow_keys(skb, &keys, flag);
- hash_keys.control.addr_type = FLOW_DISSECTOR_KEY_IPV4_ADDRS;
- hash_keys.addrs.v4addrs.src = keys.addrs.v4addrs.src;
- hash_keys.addrs.v4addrs.dst = keys.addrs.v4addrs.dst;
- hash_keys.ports.src = keys.ports.src;
- hash_keys.ports.dst = keys.ports.dst;
- hash_keys.basic.ip_proto = keys.basic.ip_proto;
+ flkeys = &keys;
}
+
+ hash_keys.control.addr_type = FLOW_DISSECTOR_KEY_IPV4_ADDRS;
+ hash_keys.addrs.v4addrs.src = flkeys->addrs.v4addrs.src;
+ hash_keys.addrs.v4addrs.dst = flkeys->addrs.v4addrs.dst;
+ hash_keys.ports.src = flkeys->ports.src;
+ hash_keys.ports.dst = flkeys->ports.dst;
+ hash_keys.basic.ip_proto = flkeys->basic.ip_proto;
} else {
memset(&hash_keys, 0, sizeof(hash_keys));
hash_keys.control.addr_type = FLOW_DISSECTOR_KEY_IPV4_ADDRS;