mtd: spinand: Fix OOB read

So far OOB have never been used in SPI-NAND, add the missing memcpy to
make it work properly.

Fixes: 7529df465248 ("mtd: nand: Add core infrastructure to support SPI NANDs")
Cc: stable@vger.kernel.org
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20201001102014.20100-6-miquel.raynal@bootlin.com

diff --git a/drivers/mtd/nand/spi/core.c b/drivers/mtd/nand/spi/core.c
index 4a4c86d8eeb6a2c7ad4358ab0afa6adbf530d341..bec8c2a57f24f2d89032d3cee7c427252883b08c 100644 (file)
--- a/drivers/mtd/nand/spi/core.c
+++ b/drivers/mtd/nand/spi/core.c
@@ -382,6 +382,10 @@ static int spinand_read_from_cache_op(struct spinand_device *spinand,
                memcpy(req->databuf.in, spinand->databuf + req->dataoffs,
                       req->datalen);
 
+       if (req->ooblen)
+               memcpy(req->oobbuf.in, spinand->oobbuf + req->ooboffs,
+                      req->ooblen);
+
        return 0;
 }