642 static char *error_string(char *buf, char *end, const char *s,  in error_string()  function
679 		*buf = error_string(*buf, end, err_msg, spec);  in check_pointer()
818 		return error_string(buf, end, str, spec);  in ptr_to_id()
844 			return error_string(buf, end, "pK-error", spec);  in restricted_pointer()
1587 			return error_string(buf, end, "(einval)", spec);  in ip_addr_string()
1592 	return error_string(buf, end, err_fmt_msg, spec);  in ip_addr_string()
1730 		return error_string(buf, end, "(%pN?)", spec);  in netdev_bits()
1867 		return error_string(buf, end, "(%pt?)", spec);  in time_and_date()
1876 		return error_string(buf, end, "(%pC?)", spec);  in clock()
1945 		return error_string(buf, end, "(%pG?)", spec);  in flags_string()
1988 		return error_string(buf, end, "(%pO?)", spec);  in device_node_string()
1991 		return error_string(buf, end, "(%pOF?)", spec);  in device_node_string()
2073 		return error_string(buf, end, "(%pf?)", spec);  in fwnode_string()
2296 			return error_string(buf, end, "(einval)", spec);  in pointer()