show-ref: make --head always show the HEAD ref

diff --git a/name-hash.c b/name-hash.c
index 225dd769954fa0fcb6e70da58b2ce5ed88e9451e..942c45962252eba4c6f88b4f4f7593c9247749ae 100644 (file)
--- a/name-hash.c
+++ b/name-hash.c
@@ -24,11 +24,11 @@ static unsigned int hash_name(const char *name, int namelen)
 {
        unsigned int hash = 0x123;
 
-       do {
+       while (namelen--) {
                unsigned char c = *name++;
                c = icase_hash(c);
                hash = hash*101 + c;
-       } while (--namelen);
+       }
        return hash;
 }
 
@@ -74,7 +74,7 @@ static void hash_index_entry(struct index_state *istate, struct cache_entry *ce)
        if (ce->ce_flags & CE_HASHED)
                return;
        ce->ce_flags |= CE_HASHED;
-       ce->next = NULL;
+       ce->next = ce->dir_next = NULL;
        hash = hash_name(ce->name, ce_namelen(ce));
        pos = insert_hash(hash, ce, &istate->name_hash);
        if (pos) {