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[45/77] IB/ocrdma: convert to idr_alloc()

Message ID 1360179649-22465-46-git-send-email-tj@kernel.org (mailing list archive)
State Not Applicable
Headers show

Commit Message

Tejun Heo Feb. 6, 2013, 7:40 p.m. UTC 
Convert to the much saner new idr interface.

Only compile tested.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Roland Dreier <roland@purestorage.com>
Cc: linux-rdma@vger.kernel.org
---
 drivers/infiniband/hw/ocrdma/ocrdma_main.c | 14 +-------------
 1 file changed, 1 insertion(+), 13 deletions(-)
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Patch

diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_main.c b/drivers/infiniband/hw/ocrdma/ocrdma_main.c
index c4e0131..48928c8 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma_main.c
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_main.c
@@ -51,18 +51,6 @@  static DEFINE_IDR(ocrdma_dev_id);
 
 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)
 {
 	u8 mac_addr[6];
@@ -416,7 +404,7 @@  static struct ocrdma_dev *ocrdma_add(struct be_dev_info *dev_info)
 		goto idr_err;
 
 	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)
 		goto idr_err;