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mtd: nand: diskonchip: use the mtd instance embedded in struct nand_chip

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struct nand_chip now embeds an mtd device. Make use of this mtd instance.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
This commit is contained in:
Boris BREZILLON 2015-12-10 09:00:00 +01:00 committed by Brian Norris
parent a5cfb4db89
commit b0c423c7b6
1 changed files with 7 additions and 7 deletions
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14
drivers/mtd/nand/diskonchip.c
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@ -1556,15 +1556,15 @@ static int __init doc_probe(unsigned long physadr)
printk(KERN_NOTICE "DiskOnChip found at 0x%lx\n", physadr);
len = sizeof(struct mtd_info) +
sizeof(struct nand_chip) + sizeof(struct doc_priv) + (2 * sizeof(struct nand_bbt_descr));
mtd = kzalloc(len, GFP_KERNEL);
if (!mtd) {
len = sizeof(struct nand_chip) + sizeof(struct doc_priv) +
(2 * sizeof(struct nand_bbt_descr));
nand = kzalloc(len, GFP_KERNEL);
if (!nand) {
ret = -ENOMEM;
goto fail;
}
nand = (struct nand_chip *) (mtd + 1);
mtd = nand_to_mtd(nand);
doc = (struct doc_priv *) (nand + 1);
nand->bbt_td = (struct nand_bbt_descr *) (doc + 1);
nand->bbt_md = nand->bbt_td + 1;
@ -1615,7 +1615,7 @@ static int __init doc_probe(unsigned long physadr)
haven't yet added it. This is handled without incident by
mtd_device_unregister, as far as I can tell. */
nand_release(mtd);
kfree(mtd);
kfree(nand);
goto fail;
}
@ -1650,7 +1650,7 @@ static void release_nanddoc(void)
nand_release(mtd);
iounmap(doc->virtadr);
release_mem_region(doc->physadr, DOC_IOREMAP_LEN);
kfree(mtd);
kfree(nand);
}
}