include/ceph_hash.cc: reduce scope of a var in ceph_str_hash_rjenkins()

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>

diff --git a/src/include/ceph_hash.cc b/src/include/ceph_hash.cc
index bd570015d147ca2b1ce52061d359a56bb936a4df..d6081dfa97d0d2bc4fb9af4e28b8279f88dfb20f 100644 (file)
--- a/src/include/ceph_hash.cc
+++ b/src/include/ceph_hash.cc
@@ -83,10 +83,9 @@ unsigned ceph_str_hash_rjenkins(const char *str, unsigned length)
 unsigned ceph_str_hash_linux(const char *str, unsigned length)
 {
        unsigned long hash = 0;
-       unsigned char c;
 
        while (length--) {
-               c = *str++;
+               unsigned char c = *str++;
                hash = (hash + (c << 4) + (c >> 4)) * 11;
        }
        return hash;