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-rw-r--r--net/core/flow_dissector.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c
index eaa86b539221..0d9bc3a586ba 100644
--- a/net/core/flow_dissector.c
+++ b/net/core/flow_dissector.c
@@ -337,8 +337,11 @@ void make_flow_keys_digest(struct flow_keys_digest *digest,
}
EXPORT_SYMBOL(make_flow_keys_digest);
-/*
- * __skb_get_hash: calculate a flow hash based on src/dst addresses
+/**
+ * __skb_get_hash: calculate a flow hash
+ * @skb: sk_buff to calculate flow hash from
+ *
+ * This function calculates a flow hash based on src/dst addresses
* and src/dst port numbers. Sets hash in skb to non-zero hash value
* on success, zero indicates no valid hash. Also, sets l4_hash in skb
* if hash is a canonical 4-tuple hash over transport ports.
@@ -353,12 +356,9 @@ void __skb_get_hash(struct sk_buff *skb)
hash = ___skb_get_hash(skb, &keys, hashrnd);
if (!hash)
return;
-
if (keys.ports)
skb->l4_hash = 1;
-
skb->sw_hash = 1;
-
skb->hash = hash;
}
EXPORT_SYMBOL(__skb_get_hash);