From 6e8cc38d5b05bb812f89a35bd9bf52405e67d0df Mon Sep 17 00:00:00 2001
From: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Date: Fri, 19 Mar 2010 10:36:09 -0700
Subject: [PATCH] iwlwifi: change spin_lock to spin_lock_irqsave

Use spin_lock_irqsave() in interrupt handler to disable interrupts locally
and provide the spinlock on SMP. This covers both interrupt and SMP
concurrency.

With this changes, also fix the sparse warning issues.

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Acked-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
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