2 files changed, 26 insertions, 32 deletions

diff --git a/net/ipv6/inet6_connection_sock.c b/net/ipv6/inet6_connection_sock.c
index 8a1628023bd..861d252bd1b 100644
--- a/net/ipv6/inet6_connection_sock.c
+++ b/net/ipv6/inet6_connection_sock.c
@@ -60,18 +60,16 @@ EXPORT_SYMBOL_GPL(inet6_csk_bind_conflict);
 static u32 inet6_synq_hash(const struct in6_addr *raddr, const __be16 rport,
 			   const u32 rnd, const u16 synq_hsize)
 {
-	u32 a = (__force u32)raddr->s6_addr32[0];
-	u32 b = (__force u32)raddr->s6_addr32[1];
-	u32 c = (__force u32)raddr->s6_addr32[2];
-
-	a += JHASH_GOLDEN_RATIO;
-	b += JHASH_GOLDEN_RATIO;
-	c += rnd;
-	__jhash_mix(a, b, c);
-
-	a += (__force u32)raddr->s6_addr32[3];
-	b += (__force u32)rport;
-	__jhash_mix(a, b, c);
+	u32 c;
+
+	c = jhash_3words((__force u32)raddr->s6_addr32[0],
+			 (__force u32)raddr->s6_addr32[1],
+			 (__force u32)raddr->s6_addr32[2],
+			 rnd);
+
+	c = jhash_2words((__force u32)raddr->s6_addr32[3],
+			 (__force u32)rport,
+			 c);
 
 	return c & (synq_hsize - 1);
 }
diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c
index 0f276645375..07beeb06f75 100644
--- a/net/ipv6/reassembly.c
+++ b/net/ipv6/reassembly.c
@@ -104,26 +104,22 @@ static int ip6_frag_reasm(struct frag_queue *fq, struct sk_buff *prev,
 unsigned int inet6_hash_frag(__be32 id, const struct in6_addr *saddr,
 			     const struct in6_addr *daddr, u32 rnd)
 {
-	u32 a, b, c;
-
-	a = (__force u32)saddr->s6_addr32[0];
-	b = (__force u32)saddr->s6_addr32[1];
-	c = (__force u32)saddr->s6_addr32[2];
-
-	a += JHASH_GOLDEN_RATIO;
-	b += JHASH_GOLDEN_RATIO;
-	c += rnd;
-	__jhash_mix(a, b, c);
-
-	a += (__force u32)saddr->s6_addr32[3];
-	b += (__force u32)daddr->s6_addr32[0];
-	c += (__force u32)daddr->s6_addr32[1];
-	__jhash_mix(a, b, c);
-
-	a += (__force u32)daddr->s6_addr32[2];
-	b += (__force u32)daddr->s6_addr32[3];
-	c += (__force u32)id;
-	__jhash_mix(a, b, c);
+	u32 c;
+
+	c = jhash_3words((__force u32)saddr->s6_addr32[0],
+			 (__force u32)saddr->s6_addr32[1],
+			 (__force u32)saddr->s6_addr32[2],
+			 rnd);
+
+	c = jhash_3words((__force u32)saddr->s6_addr32[3],
+			 (__force u32)daddr->s6_addr32[0],
+			 (__force u32)daddr->s6_addr32[1],
+			 c);
+
+	c =  jhash_3words((__force u32)daddr->s6_addr32[2],
+			  (__force u32)daddr->s6_addr32[3],
+			  (__force u32)id,
+			  c);
 
 	return c & (INETFRAGS_HASHSZ - 1);
 }