netdev - [PATCH 3/4] rhashtable: Remove key length argument to key

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Date:	Thu, 12 Mar 2015 12:30:54 +1100
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Thomas Graf <tgraf@...g.ch>, netdev@...r.kernel.org
Subject: [PATCH 3/4] rhashtable: Remove key length argument to key_hashfn

key_hashfn has only one caller and it doesn't really need to supply
the key length as an extra parameter.

Signed-off-by: Herbert Xu <herbert.xu@...hat.com>
---

 lib/rhashtable.c |    7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/lib/rhashtable.c b/lib/rhashtable.c
index 0bda8dd..91b52da 100644
--- a/lib/rhashtable.c
+++ b/lib/rhashtable.c
@@ -81,9 +81,10 @@ static u32 obj_raw_hashfn(struct rhashtable *ht,
 }
 
 static u32 key_hashfn(struct rhashtable *ht, const struct bucket_table *tbl,
-		      const void *key, u32 len)
+		      const void *key)
 {
-	return rht_bucket_index(tbl, ht->p.hashfn(key, len, tbl->hash_rnd) >>
+	return rht_bucket_index(tbl, ht->p.hashfn(key, ht->p.key_len,
+						  tbl->hash_rnd) >>
 				     HASH_RESERVED_SPACE);
 }
 
@@ -619,7 +620,7 @@ void *rhashtable_lookup_compare(struct rhashtable *ht, const void *key,
 	rcu_read_lock();
 
 	tbl = rht_dereference_rcu(ht->tbl, ht);
-	hash = key_hashfn(ht, tbl, key, ht->p.key_len);
+	hash = key_hashfn(ht, tbl, key);
 restart:
 	rht_for_each_rcu(he, tbl, hash) {
 		if (!compare(rht_obj(ht, he), arg))
--
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