72 	int err = 0;  in write_eraseblock()  local
85 		err = mtd_write_oob(mtd, addr, &ops);  in write_eraseblock()
86 		if (err || ops.oobretlen != use_len) {  in write_eraseblock()
92 			return err ? err : -1;  in write_eraseblock()
98 	return err;  in write_eraseblock()
103 	int err;  in write_whole_device()  local
110 		err = write_eraseblock(i);  in write_whole_device()
111 		if (err)  in write_whole_device()
112 			return err;  in write_whole_device()
116 		err = mtdtest_relax();  in write_whole_device()
117 		if (err)  in write_whole_device()
118 			return err;  in write_whole_device()
181 	int err = 0;  in verify_eraseblock()  local
195 		err = mtd_read_oob(mtd, addr, &ops);  in verify_eraseblock()
196 		if (err || ops.oobretlen != use_len) {  in verify_eraseblock()
200 			return err ? err : -1;  in verify_eraseblock()
229 			err = mtd_read_oob(mtd, addr, &ops);  in verify_eraseblock()
230 			if (err || ops.oobretlen != mtd->ecclayout->oobavail) {  in verify_eraseblock()
234 				return err ? err : -1;  in verify_eraseblock()
264 	return err;  in verify_eraseblock()
270 	int err = 0;  in verify_eraseblock_in_one_go()  local
288 	err = mtd_read_oob(mtd, addr, &ops);  in verify_eraseblock_in_one_go()
289 	if (err || ops.oobretlen != len) {  in verify_eraseblock_in_one_go()
293 		return err ? err : -1;  in verify_eraseblock_in_one_go()
313 	return err;  in verify_eraseblock_in_one_go()
318 	int err;  in verify_all_eraseblocks()  local
325 		err = verify_eraseblock(i);  in verify_all_eraseblocks()
326 		if (err)  in verify_all_eraseblocks()
327 			return err;  in verify_all_eraseblocks()
331 		err = mtdtest_relax();  in verify_all_eraseblocks()
332 		if (err)  in verify_all_eraseblocks()
333 			return err;  in verify_all_eraseblocks()
341 	int err = 0;  in mtd_oobtest_init()  local
360 		err = PTR_ERR(mtd);  in mtd_oobtest_init()
362 		return err;  in mtd_oobtest_init()
381 	err = -ENOMEM;  in mtd_oobtest_init()
392 	err = mtdtest_scan_for_bad_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
393 	if (err)  in mtd_oobtest_init()
404 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
405 	if (err)  in mtd_oobtest_init()
409 	err = write_whole_device();  in mtd_oobtest_init()
410 	if (err)  in mtd_oobtest_init()
414 	err = verify_all_eraseblocks();  in mtd_oobtest_init()
415 	if (err)  in mtd_oobtest_init()
424 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
425 	if (err)  in mtd_oobtest_init()
429 	err = write_whole_device();  in mtd_oobtest_init()
430 	if (err)  in mtd_oobtest_init()
439 		err = verify_eraseblock_in_one_go(i);  in mtd_oobtest_init()
440 		if (err)  in mtd_oobtest_init()
445 		err = mtdtest_relax();  in mtd_oobtest_init()
446 		if (err)  in mtd_oobtest_init()
457 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
458 	if (err)  in mtd_oobtest_init()
468 	err = write_whole_device();  in mtd_oobtest_init()
469 	if (err)  in mtd_oobtest_init()
478 	err = verify_all_eraseblocks();  in mtd_oobtest_init()
479 	if (err)  in mtd_oobtest_init()
490 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
491 	if (err)  in mtd_oobtest_init()
509 	err = mtd_write_oob(mtd, addr0, &ops);  in mtd_oobtest_init()
510 	if (err) {  in mtd_oobtest_init()
512 		err = 0;  in mtd_oobtest_init()
529 	err = mtd_read_oob(mtd, addr0, &ops);  in mtd_oobtest_init()
530 	if (err) {  in mtd_oobtest_init()
532 		err = 0;  in mtd_oobtest_init()
553 		err = mtd_write_oob(mtd, mtd->size - mtd->writesize, &ops);  in mtd_oobtest_init()
554 		if (err) {  in mtd_oobtest_init()
556 			err = 0;  in mtd_oobtest_init()
573 		err = mtd_read_oob(mtd, mtd->size - mtd->writesize, &ops);  in mtd_oobtest_init()
574 		if (err) {  in mtd_oobtest_init()
576 			err = 0;  in mtd_oobtest_init()
582 		err = mtdtest_erase_eraseblock(mtd, ebcnt - 1);  in mtd_oobtest_init()
583 		if (err)  in mtd_oobtest_init()
597 		err = mtd_write_oob(mtd, mtd->size - mtd->writesize, &ops);  in mtd_oobtest_init()
598 		if (err) {  in mtd_oobtest_init()
600 			err = 0;  in mtd_oobtest_init()
617 		err = mtd_read_oob(mtd, mtd->size - mtd->writesize, &ops);  in mtd_oobtest_init()
618 		if (err) {  in mtd_oobtest_init()
620 			err = 0;  in mtd_oobtest_init()
631 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
632 	if (err)  in mtd_oobtest_init()
655 			err = mtd_write_oob(mtd, addr, &ops);  in mtd_oobtest_init()
656 			if (err)  in mtd_oobtest_init()
661 			err = mtdtest_relax();  in mtd_oobtest_init()
662 			if (err)  in mtd_oobtest_init()
687 		err = mtd_read_oob(mtd, addr, &ops);  in mtd_oobtest_init()
688 		if (err)  in mtd_oobtest_init()
703 		err = mtdtest_relax();  in mtd_oobtest_init()
704 		if (err)  in mtd_oobtest_init()
715 	if (err)  in mtd_oobtest_init()
716 		pr_info("error %d occurred\n", err);  in mtd_oobtest_init()
718 	return err;  in mtd_oobtest_init()