Merge branch 'ab/hash-object-leakfix'

Trivial leakfix.

* ab/hash-object-leakfix:
  hash-object: fix a trivial leak in --path

Author: gitster

builtin/hash-object.c

@@ -92,6 +92,7 @@ int cmd_hash_object(int argc, const char **argv, const char *prefix)
 	int nongit = 0;
 	unsigned flags = HASH_FORMAT_CHECK;
 	const char *vpath = NULL;
+	char *vpath_free = NULL;
 	const struct option hash_object_options[] = {
 		OPT_STRING('t', NULL, &type, N_("type"), N_("object type")),
 		OPT_BIT('w', NULL, &flags, N_("write the object into the object database"),
@@ -114,8 +115,10 @@ int cmd_hash_object(int argc, const char **argv, const char *prefix)
 	else
 		prefix = setup_git_directory_gently(&nongit);
 
-	if (vpath && prefix)
-		vpath = prefix_filename(prefix, vpath);
+	if (vpath && prefix) {
+		vpath_free = prefix_filename(prefix, vpath);
+		vpath = vpath_free;
+	}
 
 	git_config(git_default_config, NULL);
 
@@ -156,5 +159,7 @@ int cmd_hash_object(int argc, const char **argv, const char *prefix)
 	if (stdin_paths)
 		hash_stdin_paths(type, no_filters, flags, literally);
 
+	free(vpath_free);
+
 	return 0;
 }

t/t1007-hash-object.sh

@@ -2,6 +2,7 @@
 
 test_description="git hash-object"
 
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 
 echo_without_newline() {