From a5059ed60e37ce3c2f4a1bada2efabf58ab8eaeb Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 11 Nov 2011 20:52:01 +0100
Subject: SCSI: fcoe: Fix preempt count leak in fcoe_filter_frames()

commit 7e1e7ead88dff75b11b86ee0d5232c4591be1326 upstream.

The error exit path leaks preempt count. Add the missing put_cpu().

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Yi Zou <yi.zou@intel.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

Change-Id: I7533e9cb9ce687424e344cf07a815ffc08734825
Reviewed-on: http://git-master/r/74165
Reviewed-by: Varun Wadekar <vwadekar@nvidia.com>
Tested-by: Varun Wadekar <vwadekar@nvidia.com>
---
 drivers/scsi/fcoe/fcoe.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
index 5d0e9a24ae94..8858170add3d 100644
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -1635,6 +1635,7 @@ static inline int fcoe_filter_frames(struct fc_lport *lport,
 	stats->InvalidCRCCount++;
 	if (stats->InvalidCRCCount < 5)
 		printk(KERN_WARNING "fcoe: dropping frame with CRC error\n");
+	put_cpu();
 	return -EINVAL;
 }
 
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