From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 11 Nov 2011 19:52:01 +0000 (+0100)
Subject: [SCSI] fcoe: Fix preempt count leak in fcoe_filter_frames()
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=7e1e7ead88dff75b11b86ee0d5232c4591be1326;p=sagit-ice-cold%2Fkernel_xiaomi_msm8998.git

[SCSI] fcoe: Fix preempt count leak in fcoe_filter_frames()

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>
Cc: stable@kernel.org
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
---

diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
index cefbe44bb84a..f3f440c955f3 100644
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -1624,6 +1624,7 @@ 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;
 }