struct nand_chip now embeds an mtd device. Make use of this mtd instance.
Signed-off-by: Boris Brezillon <boris.brezil...@free-electrons.com>
---
drivers/mtd/nand/cmx270_nand.c | 13 +++++--------
1 file changed, 5 insertions(+), 8 deletions(-)
diff --git a/drivers/mtd/nand/cmx270_nand.c b/drivers/mtd/nand/cmx270_nand.c
index 43bded6..6b26e0c 100644
--- a/drivers/mtd/nand/cmx270_nand.c
+++ b/drivers/mtd/nand/cmx270_nand.c
@@ -160,10 +160,8 @@ static int __init cmx270_init(void)
gpio_direction_input(GPIO_NAND_RB);
/* Allocate memory for MTD device structure and private data */
- cmx270_nand_mtd = kzalloc(sizeof(struct mtd_info) +
- sizeof(struct nand_chip),
- GFP_KERNEL);
- if (!cmx270_nand_mtd) {
+ this = kzalloc(sizeof(struct nand_chip), GFP_KERNEL);
+ if (!this) {
ret = -ENOMEM;
goto err_kzalloc;
}
@@ -175,8 +173,7 @@ static int __init cmx270_init(void)
goto err_ioremap;
}
- /* Get pointer to private data */
- this = (struct nand_chip *)(&cmx270_nand_mtd[1]);
+ cmx270_nand_mtd = nand_to_mtd(this);
/* Link the private data with the MTD structure */
cmx270_nand_mtd->owner = THIS_MODULE;
@@ -216,7 +213,7 @@ static int __init cmx270_init(void)
err_scan:
iounmap(cmx270_nand_io);
err_ioremap:
- kfree(cmx270_nand_mtd);
+ kfree(this);
err_kzalloc:
gpio_free(GPIO_NAND_RB);
err_gpio_request:
@@ -241,7 +238,7 @@ static void __exit cmx270_cleanup(void)
iounmap(cmx270_nand_io);
/* Free the MTD device structure */
- kfree (cmx270_nand_mtd);
+ kfree(mtd_to_nand(cmx270_nand_mtd));
}
module_exit(cmx270_cleanup);
--
2.1.4
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