50 	u8 *data_buf, *oob_buf;  in nanddev_read_bbt()  local
70 	oob_buf = kzalloc(bbt_page_num * mtd->oobsize, GFP_KERNEL);  in nanddev_read_bbt()
71 	if (!oob_buf) {  in nanddev_read_bbt()
83 	ops.oobbuf = oob_buf;  in nanddev_read_bbt()
97 	if (oob_buf[0] != 0xff && !memcmp(bbt_pattern, bbt_info->pattern, 4))  in nanddev_read_bbt()
108 	kfree(oob_buf);  in nanddev_read_bbt()
120 	u8 *data_buf, *oob_buf;  in nanddev_write_bbt()  local
142 	oob_buf = kzalloc(bbt_page_num * mtd->oobsize, GFP_KERNEL);  in nanddev_write_bbt()
143 	if (!oob_buf) {  in nanddev_write_bbt()
165 	ops.oobbuf = oob_buf;  in nanddev_write_bbt()
172 	kfree(oob_buf);  in nanddev_write_bbt()