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IB/ocrdma: convert to idr_alloc()

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Convert to the much saner new idr interface.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Roland Dreier <roland@purestorage.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Tejun Heo 2013-02-27 17:04:24 -08:00 • committed by Linus Torvalds
parent 6a9200603d
commit cffcd59f15
1 changed files with 1 additions and 13 deletions
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14
drivers/infiniband/hw/ocrdma/ocrdma_main.c
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@ -51,18 +51,6 @@ static DEFINE_IDR(ocrdma_dev_id);
static union ib_gid ocrdma_zero_sgid; static union ib_gid ocrdma_zero_sgid;
static int ocrdma_get_instance(void)
{
int instance = 0;
/* Assign an unused number */
if (!idr_pre_get(&ocrdma_dev_id, GFP_KERNEL))
return -1;
if (idr_get_new(&ocrdma_dev_id, NULL, &instance))
return -1;
return instance;
}
void ocrdma_get_guid(struct ocrdma_dev *dev, u8 *guid) void ocrdma_get_guid(struct ocrdma_dev *dev, u8 *guid)
{ {
u8 mac_addr[6]; u8 mac_addr[6];
@ -416,7 +404,7 @@ static struct ocrdma_dev *ocrdma_add(struct be_dev_info *dev_info)
goto idr_err; goto idr_err;
memcpy(&dev->nic_info, dev_info, sizeof(*dev_info)); memcpy(&dev->nic_info, dev_info, sizeof(*dev_info));
dev->id = ocrdma_get_instance(); dev->id = idr_alloc(&ocrdma_dev_id, NULL, 0, 0, GFP_KERNEL);
if (dev->id < 0) if (dev->id < 0)
goto idr_err; goto idr_err;