216 static signed fde_pointer_type(const u32 *cie);
274 		const u32 *cie = cie_for_fde(fde, table);  in setup_unwind_table()  local
277 		if (cie == &not_fde)  in setup_unwind_table()
279 		if (cie == NULL || cie == &bad_cie)  in setup_unwind_table()
281 		ptrType = fde_pointer_type(cie);  in setup_unwind_table()
321 		const u32 *cie = (const u32 *)(fde[1]);  in setup_unwind_table()  local
329 						      fde_pointer_type(cie));  in setup_unwind_table()
493 	const u32 *cie;  in cie_for_fde()  local
506 	cie = (u32 *) fde[1];  in cie_for_fde()
508 	if (*cie <= sizeof(*cie) + 4 || *cie >= fde[1] - sizeof(*fde)  in cie_for_fde()
509 	    || (*cie & (sizeof(*cie) - 1))  in cie_for_fde()
510 	    || (cie[1] != 0xffffffff))  in cie_for_fde()
512 	return cie;  in cie_for_fde()
586 static signed fde_pointer_type(const u32 *cie)  in fde_pointer_type()  argument
588 	const u8 *ptr = (const u8 *)(cie + 2);  in fde_pointer_type()
596 		const u8 *end = (const u8 *)(cie + 1) + *cie;  in fde_pointer_type()
883 	const u32 *fde = NULL, *cie = NULL;  in arc_unwind()  local
972 			cie = cie_for_fde(fde, table);  in arc_unwind()
974 			if (cie != NULL  in arc_unwind()
975 			    && cie != &bad_cie  in arc_unwind()
976 			    && cie != &not_fde  in arc_unwind()
977 			    && (ptrType = fde_pointer_type(cie)) >= 0  in arc_unwind()
996 			     cie = NULL, tableSize > sizeof(*fde)  in arc_unwind()
1000 				cie = cie_for_fde(fde, table);  in arc_unwind()
1001 				if (cie == &bad_cie) {  in arc_unwind()
1002 					cie = NULL;  in arc_unwind()
1005 				if (cie == NULL  in arc_unwind()
1006 				    || cie == &not_fde  in arc_unwind()
1007 				    || (ptrType = fde_pointer_type(cie)) < 0)  in arc_unwind()
1028 	if (cie != NULL) {  in arc_unwind()
1031 		ptr = (const u8 *)(cie + 2);  in arc_unwind()
1032 		end = (const u8 *)(cie + 1) + *cie;  in arc_unwind()
1035 			cie = NULL;	/* unsupported version */  in arc_unwind()
1057 				cie = NULL;  in arc_unwind()
1061 	if (cie != NULL) {  in arc_unwind()
1067 			cie = NULL;  in arc_unwind()
1078 			if (((const char *)(cie + 2))[1] == 'z') {  in arc_unwind()
1087 				cie = NULL;  in arc_unwind()
1090 	if (cie != NULL) {  in arc_unwind()
1096 		if (((const char *)(cie + 2))[1] == 'z') {  in arc_unwind()
1103 	if (cie == NULL || fde == NULL) {  in arc_unwind()