From: Jonghwan Choi <jhbird.choi@samsung.com>
Date: Wed, 5 Oct 2011 00:43:24 +0000 (+1100)
Subject: driver/misc/fsa9480.c fix potential null-pointer dereference
X-Git-Tag: next-20111011~1^2~117
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=c32b41ddfabd21ed92c25cd0d82ca5e66b469a4a;p=karo-tx-linux.git

driver/misc/fsa9480.c fix potential null-pointer dereference

Signed-off-by: Jonghwan Choi <jhbird.choi@samsung.com>
Cc: Donggeun Kim <dg77.kim@samsung.com>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

diff --git a/drivers/misc/fsa9480.c b/drivers/misc/fsa9480.c
index 27dc0d21aafa..f6586d53e1a3 100644
--- a/drivers/misc/fsa9480.c
+++ b/drivers/misc/fsa9480.c
@@ -400,7 +400,8 @@ static int fsa9480_irq_init(struct fsa9480_usbsw *usbsw)
 			return ret;
 		}
 
-		device_init_wakeup(&client->dev, pdata->wakeup);
+		if (pdata)
+			device_init_wakeup(&client->dev, pdata->wakeup);
 	}
 
 	return 0;