Commit 69d79186 authored by Kyungmin Park's avatar Kyungmin Park
Browse files

[MTD] [OneNAND] Use pre-alloced oob buffer instead of local buffer 



Signed-off-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
parent 978cb38a

drivers/mtd/onenand/onenand_base.c

+5 −4
Original line number Diff line number Diff line
@@ -1217,7 +1217,7 @@ int onenand_bbt_read_oob(struct mtd_info *mtd, loff_t from, 
static int onenand_verify_oob(struct mtd_info *mtd, const u_char *buf, loff_t to)

{

	struct onenand_chip *this = mtd->priv;

	u_char oobbuf[64];

	u_char *oob_buf = this->oob_buf;

	int status, i;



	this->command(mtd, ONENAND_CMD_READOOB, to, mtd->oobsize);
@@ -1226,9 +1226,9 @@ static int onenand_verify_oob(struct mtd_info *mtd, const u_char *buf, loff_t to 
	if (status)

		return status;



	this->read_bufferram(mtd, ONENAND_SPARERAM, oobbuf, 0, mtd->oobsize);

	this->read_bufferram(mtd, ONENAND_SPARERAM, oob_buf, 0, mtd->oobsize);

	for (i = 0; i < mtd->oobsize; i++)

		if (buf[i] != 0xFF && buf[i] != oobbuf[i])

		if (buf[i] != 0xFF && buf[i] != oob_buf[i])

			return -EBADMSG;



	return 0;
@@ -2307,7 +2307,8 @@ static int onenand_write_user_prot_reg(struct mtd_info *mtd, loff_t from, 
static int onenand_lock_user_prot_reg(struct mtd_info *mtd, loff_t from,

			size_t len)

{

	unsigned char oob_buf[64];

	struct onenand_chip *this = mtd->priv;

	u_char *oob_buf = this->oob_buf;

	size_t retlen;

	int ret;