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path: root/drivers/memstick
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Diffstat (limited to 'drivers/memstick')
-rw-r--r--drivers/memstick/core/ms_block.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/memstick/core/ms_block.c b/drivers/memstick/core/ms_block.c
index ed9a683b3ca8..ba8414519515 100644
--- a/drivers/memstick/core/ms_block.c
+++ b/drivers/memstick/core/ms_block.c
@@ -1341,17 +1341,17 @@ static int msb_ftl_initialize(struct msb_data *msb)
msb->zone_count = msb->block_count / MS_BLOCKS_IN_ZONE;
msb->logical_block_count = msb->zone_count * 496 - 2;
- msb->used_blocks_bitmap = kzalloc(msb->block_count / 8, GFP_KERNEL);
- msb->erased_blocks_bitmap = kzalloc(msb->block_count / 8, GFP_KERNEL);
+ msb->used_blocks_bitmap = bitmap_zalloc(msb->block_count, GFP_KERNEL);
+ msb->erased_blocks_bitmap = bitmap_zalloc(msb->block_count, GFP_KERNEL);
msb->lba_to_pba_table =
kmalloc_array(msb->logical_block_count, sizeof(u16),
GFP_KERNEL);
if (!msb->used_blocks_bitmap || !msb->lba_to_pba_table ||
!msb->erased_blocks_bitmap) {
- kfree(msb->used_blocks_bitmap);
+ bitmap_free(msb->used_blocks_bitmap);
+ bitmap_free(msb->erased_blocks_bitmap);
kfree(msb->lba_to_pba_table);
- kfree(msb->erased_blocks_bitmap);
return -ENOMEM;
}
@@ -1946,7 +1946,8 @@ static DEFINE_MUTEX(msb_disk_lock); /* protects against races in open/release */
static void msb_data_clear(struct msb_data *msb)
{
kfree(msb->boot_page);
- kfree(msb->used_blocks_bitmap);
+ bitmap_free(msb->used_blocks_bitmap);
+ bitmap_free(msb->erased_blocks_bitmap);
kfree(msb->lba_to_pba_table);
kfree(msb->cache);
msb->card = NULL;
@@ -2243,8 +2244,8 @@ static int msb_resume(struct memstick_dev *card)
goto out;
if (msb->block_count != new_msb->block_count ||
- memcmp(msb->used_blocks_bitmap, new_msb->used_blocks_bitmap,
- msb->block_count / 8))
+ !bitmap_equal(msb->used_blocks_bitmap, new_msb->used_blocks_bitmap,
+ msb->block_count))
goto out;
card_dead = false;