revert: plug memory leak in "cherry-pick root commit" codepath

diff --git a/builtin/revert.c b/builtin/revert.c
index 853e9e406c7fe258c39fa7e5c53f15f739a935b1..a26a7c93156b8826a92e4f92e5be6d5aee81b6a2 100644 (file)
--- a/builtin/revert.c
+++ b/builtin/revert.c
@@ -273,12 +273,7 @@ static void write_message(struct strbuf *msgbuf, const char *filename)
 
 static struct tree *empty_tree(void)
 {
-       struct tree *tree = xcalloc(1, sizeof(struct tree));
-
-       tree->object.parsed = 1;
-       tree->object.type = OBJ_TREE;
-       pretend_sha1_file(NULL, 0, OBJ_TREE, tree->object.sha1);
-       return tree;
+       return lookup_tree((const unsigned char *)EMPTY_TREE_SHA1_BIN);
 }
 
 static NORETURN void die_dirty_index(const char *me)