Don't reference stack vars in cleanup callback If you use the clar cleanup callback function, you can't pass a reference pointer to a stack allocated variable because when the cleanup function runs, the stack won't exist anymore.
diff --git a/tests-clar/core/mkdir.c b/tests-clar/core/mkdir.c
index 167639b..d7723be 100644
--- a/tests-clar/core/mkdir.c
+++ b/tests-clar/core/mkdir.c
@@ -102,8 +102,11 @@ void test_core_mkdir__with_base(void)
static void cleanup_chmod_root(void *ref)
{
mode_t *mode = ref;
- if (*mode != 0)
+
+ if (*mode != 0) {
(void)p_umask(*mode);
+ git__free(mode);
+ }
git_futils_rmdir_r("r", GIT_DIRREMOVAL_EMPTY_HIERARCHY);
}
@@ -111,12 +114,12 @@ static void cleanup_chmod_root(void *ref)
void test_core_mkdir__chmods(void)
{
struct stat st;
- mode_t old = 0;
+ mode_t *old = git__malloc(sizeof(mode_t));
+ *old = p_umask(022);
- cl_set_cleanup(cleanup_chmod_root, &old);
+ cl_set_cleanup(cleanup_chmod_root, old);
cl_git_pass(git_futils_mkdir("r", NULL, 0777, 0));
- old = p_umask(022);
cl_git_pass(git_futils_mkdir("mode/is/important", "r", 0777, GIT_MKDIR_PATH));