free_ref_entry(): new function

Add a function free_ref_entry().  This function will become nontrivial
when ref_entry (soon) becomes polymorphic.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/refs.c b/refs.c
index 4b94b08dbfeb2408ceea14cd4e4b846764a68325..8659c3eff70d30e4ddf7b068faef563703bff886 100644 (file)
--- a/refs.c
+++ b/refs.c
@@ -145,6 +145,11 @@ static struct ref_entry *create_ref_entry(const char *refname,
        return ref;
 }
 
+static void free_ref_entry(struct ref_entry *entry)
+{
+       free(entry);
+}
+
 /* Add a ref_entry to the end of the ref_array (unsorted). */
 static void add_ref(struct ref_array *refs, struct ref_entry *ref)
 {
@@ -156,7 +161,7 @@ static void clear_ref_array(struct ref_array *array)
 {
        int i;
        for (i = 0; i < array->nr; i++)
-               free(array->refs[i]);
+               free_ref_entry(array->refs[i]);
        free(array->refs);
        array->sorted = array->nr = array->alloc = 0;
        array->refs = NULL;
@@ -235,7 +240,7 @@ static void sort_ref_array(struct ref_array *array)
        i = 0;
        for (j = 1; j < array->nr; j++) {
                if (is_dup_ref(array->refs[i], array->refs[j])) {
-                       free(array->refs[j]);
+                       free_ref_entry(array->refs[j]);
                        continue;
                }
                array->refs[++i] = array->refs[j];