177 	int res, ret = 0, i, j, act = 0;  in read_bbt()  local
201 		res = mtd_read(mtd, from, len, &retlen, buf);  in read_bbt()
202 		if (res < 0) {  in read_bbt()
203 			if (mtd_is_eccerr(res)) {  in read_bbt()
206 				return res;  in read_bbt()
207 			} else if (mtd_is_bitflip(res)) {  in read_bbt()
210 				ret = res;  in read_bbt()
213 				return res;  in read_bbt()
270 	int res = 0, i;  in read_abs_bbt()  local
276 				res = read_bbt(mtd, buf, td->pages[i],  in read_abs_bbt()
279 			if (res)  in read_abs_bbt()
280 				return res;  in read_abs_bbt()
284 		res = read_bbt(mtd, buf, td->pages[0],  in read_abs_bbt()
286 		if (res)  in read_abs_bbt()
287 			return res;  in read_abs_bbt()
321 	int res, ret = 0;  in scan_read_oob()  local
332 		res = mtd_read_oob(mtd, offs, &ops);  in scan_read_oob()
333 		if (res) {  in scan_read_oob()
334 			if (!mtd_is_bitflip_or_eccerr(res))  in scan_read_oob()
335 				return res;  in scan_read_oob()
336 			else if (mtd_is_eccerr(res) || !ret)  in scan_read_oob()
337 				ret = res;  in scan_read_oob()
626 	int i, res, chip = 0;  in write_bbt()  local
725 			res = mtd_read(mtd, to, len, &retlen, buf);  in write_bbt()
726 			if (res < 0) {  in write_bbt()
729 					return res;  in write_bbt()
736 			res = mtd_read_oob(mtd, to + mtd->writesize, &ops);  in write_bbt()
737 			if (res < 0 || ops.oobretlen != ops.ooblen)  in write_bbt()
792 		res = nand_erase_nand(mtd, &einfo, 1);  in write_bbt()
793 		if (res < 0)  in write_bbt()
796 		res = scan_write_bbt(mtd, to, len, buf,  in write_bbt()
799 		if (res < 0)  in write_bbt()
811 	pr_warn("nand_bbt: error while writing bad block table %d\n", res);  in write_bbt()
812 	return res;  in write_bbt()
843 	int i, chips, writeops, create, chipsel, res, res2;  in check_create()  local
860 		res = res2 = 0;  in check_create()
910 			res = read_abs_bbt(mtd, buf, rd, chipsel);  in check_create()
911 			if (mtd_is_eccerr(res)) {  in check_create()
932 		if (mtd_is_bitflip(res) || mtd_is_bitflip(res2))  in check_create()
943 			res = write_bbt(mtd, buf, td, md, chipsel);  in check_create()
944 			if (res < 0)  in check_create()
945 				return res;  in check_create()
950 			res = write_bbt(mtd, buf, md, td, chipsel);  in check_create()
951 			if (res < 0)  in check_create()
952 				return res;  in check_create()
1081 	int len, res = 0;  in nand_scan_bbt()  local
1100 		if ((res = nand_memory_bbt(mtd, bd))) {  in nand_scan_bbt()
1105 		return res;  in nand_scan_bbt()
1128 	res = check_create(mtd, buf, bd);  in nand_scan_bbt()
1136 	return res;  in nand_scan_bbt()
1149 	int len, res = 0;  in nand_update_bbt()  local
1180 		res = write_bbt(mtd, buf, td, md, chipsel);  in nand_update_bbt()
1181 		if (res < 0)  in nand_update_bbt()
1186 		res = write_bbt(mtd, buf, md, td, chipsel);  in nand_update_bbt()
1191 	return res;  in nand_update_bbt()
1334 	int block, res;  in nand_isbad_bbt()  local
1337 	res = bbt_get_entry(this, block);  in nand_isbad_bbt()
1340 		 (unsigned int)offs, block, res);  in nand_isbad_bbt()
1342 	switch (res) {  in nand_isbad_bbt()