diff options
| author | Boris BREZILLON <boris.brezillon@free-electrons.com> | 2015-12-10 08:59:57 +0100 |
|---|---|---|
| committer | Brian Norris <computersforpeace@gmail.com> | 2015-12-18 19:25:08 +0100 |
| commit | 8cd65d1a63d272a20bcd51b459b0550da53a80e5 (patch) | |
| tree | fab3d2df300d5cdb9fae4235c8711d3f32a48ffc /drivers/mtd/nand/cs553x_nand.c | |
| parent | mtd: nand: cafe: use the mtd instance embedded in struct nand_chip (diff) | |
| download | linux-8cd65d1a63d272a20bcd51b459b0550da53a80e5.tar.xz linux-8cd65d1a63d272a20bcd51b459b0550da53a80e5.zip | |
mtd: nand: cs553x: use the mtd instance embedded in struct nand_chip
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>
Diffstat (limited to 'drivers/mtd/nand/cs553x_nand.c')
| -rw-r--r-- | drivers/mtd/nand/cs553x_nand.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/mtd/nand/cs553x_nand.c b/drivers/mtd/nand/cs553x_nand.c index 8904d685b257..386ae832e03f 100644 --- a/drivers/mtd/nand/cs553x_nand.c +++ b/drivers/mtd/nand/cs553x_nand.c @@ -197,14 +197,13 @@ static int __init cs553x_init_one(int cs, int mmio, unsigned long adr) } /* Allocate memory for MTD device structure and private data */ - new_mtd = kzalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL); - if (!new_mtd) { + this = kzalloc(sizeof(struct nand_chip), GFP_KERNEL); + if (!this) { err = -ENOMEM; goto out; } - /* Get pointer to private data */ - this = (struct nand_chip *)(&new_mtd[1]); + new_mtd = nand_to_mtd(this); /* Link the private data with the MTD structure */ new_mtd->priv = this; @@ -257,7 +256,7 @@ out_free: out_ior: iounmap(this->IO_ADDR_R); out_mtd: - kfree(new_mtd); + kfree(this); out: return err; } @@ -337,19 +336,19 @@ static void __exit cs553x_cleanup(void) if (!mtd) continue; - this = mtd_to_nand(cs553x_mtd[i]); + this = mtd_to_nand(mtd); mmio_base = this->IO_ADDR_R; /* Release resources, unregister device */ - nand_release(cs553x_mtd[i]); - kfree(cs553x_mtd[i]->name); + nand_release(mtd); + kfree(mtd->name); cs553x_mtd[i] = NULL; /* unmap physical address */ iounmap(mmio_base); /* Free the MTD device structure */ - kfree(mtd); + kfree(this); } } |