Simple fix in stats.

[awesomized/libmemcached] / libmemcached / murmur_hash.c

diff --git a/libmemcached/murmur_hash.c b/libmemcached/murmur_hash.c
index ce28ec389cd08a571dd144e21bea3e9479817c13..7275aa348e253f286c5aac52a18b5cf9ebfbadb3 100644 (file)
--- a/libmemcached/murmur_hash.c
+++ b/libmemcached/murmur_hash.c
@@ -6,33 +6,29 @@
 \r
 #define MIX(h,k,m) { k *= m; k ^= k >> r; k *= m; h *= m; h ^= k; }\r
 \r
-uint32_t murmur_hash(char *key, size_t length)\r
+uint32_t murmur_hash(const char *key, size_t length)\r
 {\r
   const uint32_t m= 0x5bd1e995;\r
   const int r= 16;\r
   uint32_t h= length * m;\r
+  uint32_t k = 0;\r
 \r
   while(length >= 4)\r
   {\r
-    uint32_t k = *(uint32_t*)key;\r
+    k = *(uint32_t*)key;\r
     MIX(h,k,m);\r
 \r
     key += 4;\r
     length -= 4;\r
   }\r
 \r
-  if (length)\r
+  switch(length)\r
   {\r
-    uint32_t k= 0;\r
-\r
-    switch(length)\r
-    {\r
-    case 3: k += key[2] << 16;\r
-    case 2: k += key[1] << 8;\r
-    case 1: k += key[0];\r
-    };\r
-    MIX(h,k,m);\r
-  }\r
+  case 3: k += key[2] << 16;\r
+  case 2: k += key[1] << 8;\r
+  case 1: k += key[0];\r
+          MIX(h,k,m);\r
+  };\r
 \r
   h *= m;\r
   h ^= h >> 10;\r