[PATCH 1/1] drivers/scsi/tmscsim.c: replace shift loop by ilog2

[Fabian Frederick]

Cc: Kurt Garloff <garloff@xxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Fabian Frederick <fabf@xxxxxxxxx>
---
 drivers/scsi/tmscsim.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/tmscsim.c b/drivers/scsi/tmscsim.c
index b006cf7..c353848 100644
--- a/drivers/scsi/tmscsim.c
+++ b/drivers/scsi/tmscsim.c
@@ -1611,7 +1611,7 @@ dc390_Reselect( struct dc390_acb* pACB )
       printk (KERN_ERR "DC390: Reselection must select host adapter: %02x!\n", lun);
     else
       lun ^= 1 << pACB->pScsiHost->this_id; /* Mask AdapterID */
-    id = 0; while (lun >>= 1) id++;
+    id = ilog2(lun);
     /* Get LUN */
     lun = DC390_read8 (ScsiFifo);
     if (!(lun & IDENTIFY_BASE)) printk (KERN_ERR "DC390: Resel: Expect identify message!\n");
-- 
1.8.4.5

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