From ab51603672a335d325963ca410d9c527d9f834f7 Mon Sep 17 00:00:00 2001
From: Tejun Heo <tj@kernel.org>
Date: Wed, 27 Feb 2013 17:04:44 -0800
Subject: [PATCH] scsi/lpfc: convert to idr_alloc()
Convert to the much saner new idr interface.
Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: James Smart <james.smart@emulex.com>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
drivers/scsi/lpfc/lpfc_init.c | 12 ++++--------
1 file changed, 4 insertions(+), 8 deletions(-)
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 89ad55807012..7de4ef14698f 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -3165,14 +3165,10 @@ destroy_port(struct lpfc_vport *vport)
int
lpfc_get_instance(void)
{
- int instance = 0;
-
- /* Assign an unused number */
- if (!idr_pre_get(&lpfc_hba_index, GFP_KERNEL))
- return -1;
- if (idr_get_new(&lpfc_hba_index, NULL, &instance))
- return -1;
- return instance;
+ int ret;
+
+ ret = idr_alloc(&lpfc_hba_index, NULL, 0, 0, GFP_KERNEL);
+ return ret < 0 ? -1 : ret;
}
/**
--
2.34.1