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mtd: rfd_ftl: use container_of() rather than cast

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The container_of() is much more readable and also safer.

Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20210807214538.14484-6-sean@mess.org
This commit is contained in:
Sean Young 2021-08-07 22:45:38 +01:00 committed by Miquel Raynal
parent d056f8cd2f
commit fa451399d6
1 changed files with 7 additions and 7 deletions
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14
drivers/mtd/rfd_ftl.c
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@ -239,7 +239,7 @@ err:
static int rfd_ftl_readsect(struct mtd_blktrans_dev *dev, u_long sector, char *buf)
{
struct partition *part = (struct partition*)dev;
struct partition *part = container_of(dev, struct partition, mbd);
u_long addr;
size_t retlen;
int rc;
@ -600,7 +600,7 @@ static int find_free_sector(const struct partition *part, const struct block *bl
static int do_writesect(struct mtd_blktrans_dev *dev, u_long sector, char *buf, ulong *old_addr)
{
struct partition *part = (struct partition*)dev;
struct partition *part = container_of(dev, struct partition, mbd);
struct block *block;
u_long addr;
int i;
@ -666,7 +666,7 @@ err:
static int rfd_ftl_writesect(struct mtd_blktrans_dev *dev, u_long sector, char *buf)
{
struct partition *part = (struct partition*)dev;
struct partition *part = container_of(dev, struct partition, mbd);
u_long old_addr;
int i;
int rc = 0;
@ -708,7 +708,7 @@ err:
static int rfd_ftl_discardsect(struct mtd_blktrans_dev *dev,
unsigned long sector, unsigned int nr_sects)
{
struct partition *part = (struct partition *)dev;
struct partition *part = container_of(dev, struct partition, mbd);
u_long addr;
int rc;
@ -735,7 +735,7 @@ static int rfd_ftl_discardsect(struct mtd_blktrans_dev *dev,
static int rfd_ftl_getgeo(struct mtd_blktrans_dev *dev, struct hd_geometry *geo)
{
struct partition *part = (struct partition*)dev;
struct partition *part = container_of(dev, struct partition, mbd);
geo->heads = 1;
geo->sectors = SECTORS_PER_TRACK;
@ -792,7 +792,7 @@ out:
static void rfd_ftl_remove_dev(struct mtd_blktrans_dev *dev)
{
struct partition *part = (struct partition*)dev;
struct partition *part = container_of(dev, struct partition, mbd);
int i;
for (i=0; i<part->total_blocks; i++) {
@ -803,7 +803,7 @@ static void rfd_ftl_remove_dev(struct mtd_blktrans_dev *dev)
vfree(part->sector_map);
kfree(part->header_cache);
kfree(part->blocks);
del_mtd_blktrans_dev(dev);
del_mtd_blktrans_dev(&part->mbd);
}
static struct mtd_blktrans_ops rfd_ftl_tr = {