unpack-trees: make sure "df_conflict_entry.name" is NUL terminated.

diff --git a/unpack-trees.c b/unpack-trees.c
index 7cfd628d8e1c576115cb934e72138535fb7d2db3..47aa804a86d735d0fa84718708877ace962094bf 100644 (file)
--- a/unpack-trees.c
+++ b/unpack-trees.c
@@ -370,7 +370,7 @@ int unpack_trees(struct object_list *trees, struct unpack_trees_options *o)
        int i;
        struct object_list *posn = trees;
        struct tree_entry_list df_conflict_list;
-       struct cache_entry df_conflict_entry;
+       static struct cache_entry *dfc;
 
        memset(&df_conflict_list, 0, sizeof(df_conflict_list));
        df_conflict_list.next = &df_conflict_list;
@@ -381,8 +381,10 @@ int unpack_trees(struct object_list *trees, struct unpack_trees_options *o)
        state.refresh_cache = 1;
 
        o->merge_size = len;
-       memset(&df_conflict_entry, 0, sizeof(df_conflict_entry));
-       o->df_conflict_entry = &df_conflict_entry;
+
+       if (!dfc)
+               dfc = xcalloc(1, sizeof(struct cache_entry) + 1);
+       o->df_conflict_entry = dfc;
 
        if (len) {
                posns = xmalloc(len * sizeof(struct tree_entry_list *));