Allow for NULL cur_offs values when the caller does not know where the
NAND page register pointer point to.
Signed-off-by: Boris Brezillon <boris.brezil...@free-electrons.com>
---
drivers/mtd/nand/sunxi_nand.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/mtd/nand/sunxi_nand.c b/drivers/mtd/nand/sunxi_nand.c
index 7b3ae72..07c3af7 100644
--- a/drivers/mtd/nand/sunxi_nand.c
+++ b/drivers/mtd/nand/sunxi_nand.c
@@ -957,7 +957,7 @@ static void sunxi_nfc_hw_ecc_read_extra_oob(struct mtd_info
*mtd,
if (len <= 0)
return;
- if (*cur_off != offset)
+ if (!cur_off || *cur_off != offset)
nand->cmdfunc(mtd, NAND_CMD_RNDOUT,
offset + mtd->writesize, -1);
@@ -967,7 +967,8 @@ static void sunxi_nfc_hw_ecc_read_extra_oob(struct mtd_info
*mtd,
sunxi_nfc_randomizer_read_buf(mtd, oob + offset, len,
false, page);
- *cur_off = mtd->oobsize + mtd->writesize;
+ if (cur_off)
+ *cur_off = mtd->oobsize + mtd->writesize;
}
static int sunxi_nfc_hw_ecc_write_chunk(struct mtd_info *mtd,
@@ -1022,13 +1023,14 @@ static void sunxi_nfc_hw_ecc_write_extra_oob(struct
mtd_info *mtd,
if (len <= 0)
return;
- if (*cur_off != offset)
+ if (!cur_off || *cur_off != offset)
nand->cmdfunc(mtd, NAND_CMD_RNDIN,
offset + mtd->writesize, -1);
sunxi_nfc_randomizer_write_buf(mtd, oob + offset, len, false, page);
- *cur_off = mtd->oobsize + mtd->writesize;
+ if (cur_off)
+ *cur_off = mtd->oobsize + mtd->writesize;
}
static int sunxi_nfc_hw_ecc_read_page(struct mtd_info *mtd,
--
2.1.4
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