[MTD] [OneNAND] Use pre-alloced oob buffer instead of local buffer
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c
index ad052c8..b281b11 100644
--- a/drivers/mtd/onenand/onenand_base.c
+++ b/drivers/mtd/onenand/onenand_base.c
@@ -1217,7 +1217,7 @@
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 @@
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_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;