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path: root/drivers/memstick/core/mspro_block.c
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Diffstat (limited to 'drivers/memstick/core/mspro_block.c')
-rw-r--r--drivers/memstick/core/mspro_block.c17
1 files changed, 3 insertions, 14 deletions
diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c
index 9729b92fbfdd..f12b78dbce04 100644
--- a/drivers/memstick/core/mspro_block.c
+++ b/drivers/memstick/core/mspro_block.c
@@ -1213,21 +1213,10 @@ static int mspro_block_init_disk(struct memstick_dev *card)
msb->page_size = be16_to_cpu(sys_info->unit_size);
mutex_lock(&mspro_block_disk_lock);
- if (!idr_pre_get(&mspro_block_disk_idr, GFP_KERNEL)) {
- mutex_unlock(&mspro_block_disk_lock);
- return -ENOMEM;
- }
-
- rc = idr_get_new(&mspro_block_disk_idr, card, &disk_id);
+ disk_id = idr_alloc(&mspro_block_disk_idr, card, 0, 256, GFP_KERNEL);
mutex_unlock(&mspro_block_disk_lock);
-
- if (rc)
- return rc;
-
- if ((disk_id << MSPRO_BLOCK_PART_SHIFT) > 255) {
- rc = -ENOSPC;
- goto out_release_id;
- }
+ if (disk_id < 0)
+ return disk_id;
msb->disk = alloc_disk(1 << MSPRO_BLOCK_PART_SHIFT);
if (!msb->disk) {