From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Wed, 3 Apr 2013 05:02:53 +0000 (+0300)
Subject: reset: NULL deref on allocation failure
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=6034bb22d8387708075c083385e5d2e1072a4f33;p=openwrt%2Fstaging%2Fblogic.git

reset: NULL deref on allocation failure

"rstc" is NULL here and we should use "rcdev" instead of "rstc->rcdev".

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
---

diff --git a/drivers/reset/core.c b/drivers/reset/core.c
index a258277959b4..d1b6089a0ef8 100644
--- a/drivers/reset/core.c
+++ b/drivers/reset/core.c
@@ -181,7 +181,7 @@ struct reset_control *reset_control_get(struct device *dev, const char *id)
 
 	rstc = kzalloc(sizeof(*rstc), GFP_KERNEL);
 	if (!rstc) {
-		module_put(rstc->rcdev->owner);
+		module_put(rcdev->owner);
 		return ERR_PTR(-ENOMEM);
 	}