This is to avoid reaching free of uninitialized members.
With an invalid .mailmap (and perhaps in other cases), it can reach
free(mi->name) with garbage for example.
Signed-off-by: Marc-André Lureau <marcandre.lureau@xxxxxxxxx>
---
mailmap.c | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/mailmap.c b/mailmap.c
index 02fcfde..8c3196c 100644
--- a/mailmap.c
+++ b/mailmap.c
@@ -70,8 +70,7 @@ static void add_mapping(struct string_list *map,
} else {
/* create mailmap entry */
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;
@@ -88,7 +87,7 @@ static void add_mapping(struct string_list *map,
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);
--
1.7.7
--
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