rem: char path[SYS_MAX_PATH_LEN];
add: char path[SYS_MAX_PATH_LEN + 1];
context: user_open_dir(const char *upath){	char path[SYS_MAX_PATH_LEN];	int status;	if (!CHECK_USER_ADDRESS(upath))		return ERR_VM_BAD_USER_MEMORY;	status = user_strncpy(path, upath, sizeof(path) - 1);	if (status < 0)		return status;	path[sizeof(path) - 1] = 0;	return dir_open(path, false);}