Merge branch 'ml/mailmap' into maint-1.7.6

* ml/mailmap:
  mailmap: xcalloc mailmap_info

Conflicts:
	mailmap.c

diff --cc mailmap.c
index 02fcfde0b0b786af5229559586cf8ff5758429bc,4892d497343a2d04812e331b379af2f8403db139..8c3196c7d76ff90e90a9fb4ff569aff6a429861a
--- 1/mailmap.c
--- 2/mailmap.c
+++ b/mailmap.c
@@@ -69,9 -60,8 +69,8 @@@ static void add_mapping(struct string_l
                index = -1 - index;
        } else {
                /* create mailmap entry */
 -              struct string_list_item *item = string_list_insert_at_index(index, old_email, map);
 +              struct string_list_item *item = string_list_insert_at_index(map, index, old_email);
-               item->util = xmalloc(sizeof(struct mailmap_entry));
-               memset(item->util, 0, sizeof(struct mailmap_entry));
+               item->util = xcalloc(1, sizeof(struct mailmap_entry));
                ((struct mailmap_entry *)item->util)->namemap.strdup_strings = 1;
        }
        me = (struct mailmap_entry *)map->items[index].util;
@@@ -79,16 -69,14 +78,16 @@@
        if (old_name == NULL) {
                debug_mm("mailmap: adding (simple) entry for %s at index %d\n", old_email, index);
                /* Replace current name and new email for simple entry */
 -              free(me->name);
 -              free(me->email);
 -              if (new_name)
 +              if (new_name) {
 +                      free(me->name);
                        me->name = xstrdup(new_name);
 -              if (new_email)
 +              }
 +              if (new_email) {
 +                      free(me->email);
                        me->email = xstrdup(new_email);
 +              }
        } else {
-               struct mailmap_info *mi = xmalloc(sizeof(struct mailmap_info));
+               struct mailmap_info *mi = xcalloc(1, sizeof(struct mailmap_info));
                debug_mm("mailmap: adding (complex) entry for %s at index %d\n", old_email, index);
                if (new_name)
                        mi->name = xstrdup(new_name);