[PATCH v4 34/58] mtd: nand: pasemi: use the mtd instance embedded in struct nand_chip
Boris Brezillon
boris.brezillon at free-electrons.com
Thu Dec 10 00:00:18 PST 2015
struct nand_chip now embeds an mtd device. Make use of this mtd instance.
Signed-off-by: Boris Brezillon <boris.brezillon at free-electrons.com>
---
drivers/mtd/nand/pasemi_nand.c | 12 +++++-------
1 file changed, 5 insertions(+), 7 deletions(-)
diff --git a/drivers/mtd/nand/pasemi_nand.c b/drivers/mtd/nand/pasemi_nand.c
index 0ececac..4dd2985 100644
--- a/drivers/mtd/nand/pasemi_nand.c
+++ b/drivers/mtd/nand/pasemi_nand.c
@@ -110,17 +110,15 @@ static int pasemi_nand_probe(struct platform_device *ofdev)
pr_debug("pasemi_nand at %pR\n", &res);
/* Allocate memory for MTD device structure and private data */
- pasemi_nand_mtd = kzalloc(sizeof(struct mtd_info) +
- sizeof(struct nand_chip), GFP_KERNEL);
- if (!pasemi_nand_mtd) {
+ chip = kzalloc(sizeof(struct nand_chip), GFP_KERNEL);
+ if (!chip) {
printk(KERN_WARNING
"Unable to allocate PASEMI NAND MTD device structure\n");
err = -ENOMEM;
goto out;
}
- /* Get pointer to private data */
- chip = (struct nand_chip *)&pasemi_nand_mtd[1];
+ pasemi_nand_mtd = nand_to_mtd(chip);
/* Link the private data with the MTD structure */
pasemi_nand_mtd->priv = chip;
@@ -180,7 +178,7 @@ static int pasemi_nand_probe(struct platform_device *ofdev)
out_ior:
iounmap(chip->IO_ADDR_R);
out_mtd:
- kfree(pasemi_nand_mtd);
+ kfree(chip);
out:
return err;
}
@@ -202,7 +200,7 @@ static int pasemi_nand_remove(struct platform_device *ofdev)
iounmap(chip->IO_ADDR_R);
/* Free the MTD device structure */
- kfree(pasemi_nand_mtd);
+ kfree(chip);
pasemi_nand_mtd = NULL;
--
2.1.4
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