450 	uint32_t hdr_crc, buf_ofs, buf_len;  in jffs2_scan_eraseblock()  local
500 				buf_len = c->wbuf_pagesize;  in jffs2_scan_eraseblock()
502 				buf_len = sizeof(*sm);  in jffs2_scan_eraseblock()
505 			err = jffs2_fill_scan_buf(c, buf + buf_size - buf_len,   in jffs2_scan_eraseblock()
506 						  jeb->offset + c->sector_size - buf_len,  in jffs2_scan_eraseblock()
507 						  buf_len);				  in jffs2_scan_eraseblock()
526 					memcpy(sumptr + sumlen - buf_len, buf + buf_size - buf_len, buf_len);  in jffs2_scan_eraseblock()
528 				if (buf_len < sumlen) {  in jffs2_scan_eraseblock()
532 								  sumlen - buf_len);				  in jffs2_scan_eraseblock()
562 		buf_len = c->sector_size;  in jffs2_scan_eraseblock()
564 		buf_len = EMPTY_SCAN_SIZE(c->sector_size);  in jffs2_scan_eraseblock()
565 		err = jffs2_fill_scan_buf(c, buf, buf_ofs, buf_len);  in jffs2_scan_eraseblock()
651 		if (buf_ofs + buf_len < ofs + sizeof(*node)) {  in jffs2_scan_eraseblock()
652 			buf_len = min_t(uint32_t, buf_size, jeb->offset + c->sector_size - ofs);  in jffs2_scan_eraseblock()
655 				  buf_len, ofs);  in jffs2_scan_eraseblock()
656 			err = jffs2_fill_scan_buf(c, buf, ofs, buf_len);  in jffs2_scan_eraseblock()
670 			scan_end = min_t(uint32_t, EMPTY_SCAN_SIZE(c->sector_size)/8, buf_len);  in jffs2_scan_eraseblock()
699 			if (!buf_size && (scan_end != buf_len)) {/* XIP/point case */  in jffs2_scan_eraseblock()
700 				scan_end = buf_len;  in jffs2_scan_eraseblock()
705 			buf_len = min_t(uint32_t, buf_size, jeb->offset + c->sector_size - ofs);  in jffs2_scan_eraseblock()
706 			if (!buf_len) {  in jffs2_scan_eraseblock()
714 			scan_end = buf_len;  in jffs2_scan_eraseblock()
716 				  buf_len, ofs);  in jffs2_scan_eraseblock()
717 			err = jffs2_fill_scan_buf(c, buf, ofs, buf_len);  in jffs2_scan_eraseblock()
801 			if (buf_ofs + buf_len < ofs + sizeof(struct jffs2_raw_inode)) {  in jffs2_scan_eraseblock()
802 				buf_len = min_t(uint32_t, buf_size, jeb->offset + c->sector_size - ofs);  in jffs2_scan_eraseblock()
805 					  buf_len, ofs);  in jffs2_scan_eraseblock()
806 				err = jffs2_fill_scan_buf(c, buf, ofs, buf_len);  in jffs2_scan_eraseblock()
818 			if (buf_ofs + buf_len < ofs + je32_to_cpu(node->totlen)) {  in jffs2_scan_eraseblock()
819 				buf_len = min_t(uint32_t, buf_size, jeb->offset + c->sector_size - ofs);  in jffs2_scan_eraseblock()
821 					  je32_to_cpu(node->totlen), buf_len,  in jffs2_scan_eraseblock()
823 				err = jffs2_fill_scan_buf(c, buf, ofs, buf_len);  in jffs2_scan_eraseblock()
836 			if (buf_ofs + buf_len < ofs + je32_to_cpu(node->totlen)) {  in jffs2_scan_eraseblock()
837 				buf_len = min_t(uint32_t, buf_size, jeb->offset + c->sector_size - ofs);  in jffs2_scan_eraseblock()
839 					  je32_to_cpu(node->totlen), buf_len,  in jffs2_scan_eraseblock()
841 				err = jffs2_fill_scan_buf(c, buf, ofs, buf_len);  in jffs2_scan_eraseblock()
853 			if (buf_ofs + buf_len < ofs + je32_to_cpu(node->totlen)) {  in jffs2_scan_eraseblock()
854 				buf_len = min_t(uint32_t, buf_size, jeb->offset + c->sector_size - ofs);  in jffs2_scan_eraseblock()
856 					  je32_to_cpu(node->totlen), buf_len,  in jffs2_scan_eraseblock()
858 				err = jffs2_fill_scan_buf(c, buf, ofs, buf_len);  in jffs2_scan_eraseblock()