[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 <[email protected]>
Reviewed-by: Yi Zou <[email protected]>
Cc: [email protected]
Signed-off-by: James Bottomley <[email protected]>

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;
 }