From: Jonghwan Choi <jhbird.choi@samsung.com>
Date: Mon, 20 Feb 2012 15:13:43 +0000 (+0100)
Subject: mfd: wm8350 variable dereferenced before check
X-Git-Tag: v3.4-rc1~66^2~83
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=d2d5cb47e3e7e0f68d33d18ca15e4ac65ca5645b;p=linux-2.6-block.git

mfd: wm8350 variable dereferenced before check

Remove "wm8350->irq_base = pdata->irq_base" to avoid
null pointer exception and wm8350->irq_base got from
irq_alloc_descs().

Signed-off-by: Jonghwan Choi <jhbird.choi@samsung.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
---

diff --git a/drivers/mfd/wm8350-irq.c b/drivers/mfd/wm8350-irq.c
index 8a1fafd0bf7d..9fd01bf63c51 100644
--- a/drivers/mfd/wm8350-irq.c
+++ b/drivers/mfd/wm8350-irq.c
@@ -496,7 +496,6 @@ int wm8350_irq_init(struct wm8350 *wm8350, int irq,
 
 	mutex_init(&wm8350->irq_lock);
 	wm8350->chip_irq = irq;
-	wm8350->irq_base = pdata->irq_base;
 
 	if (pdata && pdata->irq_base > 0)
 		irq_base = pdata->irq_base;