Make hash_string work in unsigned domain

1 files changed, 2 insertions, 2 deletions

diff --git a/hash.c b/hash.c
index 97a9eb4f..7e4e19fd 100644
--- a/hash.c
+++ b/hash.c
@@ -28,7 +28,7 @@
 
 #define SOMEPRIME 149711
 
-int hash_string (const unsigned char *s, int n)
+unsigned int hash_string (const unsigned char *s, unsigned int n)
 {
   unsigned int h = 0;
 
@@ -36,7 +36,7 @@ int hash_string (const unsigned char *s, int n)
     h += (h << 7) + *s++;
   h = (h * SOMEPRIME) % n;
 
-  return (signed) h;
+  return h;
 }
 
 HASH *hash_create (int nelem)