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md: get rid of unnecessary casts on page_address() 

page_address() returns void pointer, so the casts can be removed.

Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: NeilBrown <neilb@suse.de>
This commit is contained in:
Namhyung Kim 2011-07-27 11:00:36 +10:00 committed by NeilBrown
parent 700c721389
commit 65a06f0674
1 changed files with 11 additions and 12 deletions
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23
drivers/md/md.c
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@ -1025,7 +1025,7 @@ static int super_90_load(mdk_rdev_t *rdev, mdk_rdev_t *refdev, int minor_version
ret = -EINVAL;
bdevname(rdev->bdev, b);
sb = (mdp_super_t*)page_address(rdev->sb_page);
sb = page_address(rdev->sb_page);
if (sb->md_magic != MD_SB_MAGIC) {
printk(KERN_ERR "md: invalid raid superblock magic on %s\n",
@ -1064,7 +1064,7 @@ static int super_90_load(mdk_rdev_t *rdev, mdk_rdev_t *refdev, int minor_version
ret = 1;
} else {
__u64 ev1, ev2;
mdp_super_t *refsb = (mdp_super_t*)page_address(refdev->sb_page);
mdp_super_t *refsb = page_address(refdev->sb_page);
if (!uuid_equal(refsb, sb)) {
printk(KERN_WARNING "md: %s has different UUID to %s\n",
b, bdevname(refdev->bdev,b2));
@ -1099,7 +1099,7 @@ static int super_90_load(mdk_rdev_t *rdev, mdk_rdev_t *refdev, int minor_version
static int super_90_validate(mddev_t *mddev, mdk_rdev_t *rdev)
{
mdp_disk_t *desc;
mdp_super_t *sb = (mdp_super_t *)page_address(rdev->sb_page);
mdp_super_t *sb = page_address(rdev->sb_page);
__u64 ev1 = md_event(sb);
rdev->raid_disk = -1;
@ -1230,7 +1230,7 @@ static void super_90_sync(mddev_t *mddev, mdk_rdev_t *rdev)
rdev->sb_size = MD_SB_BYTES;
sb = (mdp_super_t*)page_address(rdev->sb_page);
sb = page_address(rdev->sb_page);
memset(sb, 0, sizeof(*sb));
@ -1435,7 +1435,7 @@ static int super_1_load(mdk_rdev_t *rdev, mdk_rdev_t *refdev, int minor_version)
if (ret) return ret;
sb = (struct mdp_superblock_1*)page_address(rdev->sb_page);
sb = page_address(rdev->sb_page);
if (sb->magic != cpu_to_le32(MD_SB_MAGIC) ||
sb->major_version != cpu_to_le32(1) ||
@ -1477,8 +1477,7 @@ static int super_1_load(mdk_rdev_t *rdev, mdk_rdev_t *refdev, int minor_version)
ret = 1;
} else {
__u64 ev1, ev2;
struct mdp_superblock_1 *refsb =
(struct mdp_superblock_1*)page_address(refdev->sb_page);
struct mdp_superblock_1 *refsb = page_address(refdev->sb_page);
if (memcmp(sb->set_uuid, refsb->set_uuid, 16) != 0 ||
sb->level != refsb->level ||
@ -1513,7 +1512,7 @@ static int super_1_load(mdk_rdev_t *rdev, mdk_rdev_t *refdev, int minor_version)
static int super_1_validate(mddev_t *mddev, mdk_rdev_t *rdev)
{
struct mdp_superblock_1 *sb = (struct mdp_superblock_1*)page_address(rdev->sb_page);
struct mdp_superblock_1 *sb = page_address(rdev->sb_page);
__u64 ev1 = le64_to_cpu(sb->events);
rdev->raid_disk = -1;
@ -1619,7 +1618,7 @@ static void super_1_sync(mddev_t *mddev, mdk_rdev_t *rdev)
int max_dev, i;
/* make rdev->sb match mddev and rdev data. */
sb = (struct mdp_superblock_1*)page_address(rdev->sb_page);
sb = page_address(rdev->sb_page);
sb->feature_map = 0;
sb->pad0 = 0;
@ -1724,7 +1723,7 @@ super_1_rdev_size_change(mdk_rdev_t *rdev, sector_t num_sectors)
num_sectors = max_sectors;
rdev->sb_start = sb_start;
}
sb = (struct mdp_superblock_1 *) page_address(rdev->sb_page);
sb = page_address(rdev->sb_page);
sb->data_size = cpu_to_le64(num_sectors);
sb->super_offset = rdev->sb_start;
sb->sb_csum = calc_sb_1_csum(sb);
@ -2127,10 +2126,10 @@ static void print_rdev(mdk_rdev_t *rdev, int major_version)
printk(KERN_INFO "md: rdev superblock (MJ:%d):\n", major_version);
switch (major_version) {
case 0:
print_sb_90((mdp_super_t*)page_address(rdev->sb_page));
print_sb_90(page_address(rdev->sb_page));
break;
case 1:
print_sb_1((struct mdp_superblock_1 *)page_address(rdev->sb_page));
print_sb_1(page_address(rdev->sb_page));
break;
}
} else