linux-kernel - [PATCH] [media] s5k5baf: Add missing error check for devm

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Date:	Thu,  5 Feb 2015 15:39:10 +0530
From:	Kiran Padwal <kiran.padwal@...rtplayin.com>
To:	Mauro Carvalho Chehab <mchehab@....samsung.com>
Cc:	Andrzej Hajda <a.hajda@...sung.com>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
	kiran.padwal21@...il.com,
	Kiran Padwal <kiran.padwal@...rtplayin.com>
Subject: [PATCH] [media] s5k5baf: Add missing error check for devm_kzalloc

This patch add a missing a check on the return value of devm_kzalloc,
which would cause a NULL pointer dereference in a OOM situation.

Signed-off-by: Kiran Padwal <kiran.padwal@...rtplayin.com>
---
 drivers/media/i2c/s5k5baf.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/media/i2c/s5k5baf.c b/drivers/media/i2c/s5k5baf.c
index 60a74d8..156b975 100644
--- a/drivers/media/i2c/s5k5baf.c
+++ b/drivers/media/i2c/s5k5baf.c
@@ -374,6 +374,8 @@ static int s5k5baf_fw_parse(struct device *dev, struct s5k5baf_fw **fw,
 	count -= S5K5BAG_FW_TAG_LEN;
 
 	d = devm_kzalloc(dev, count * sizeof(u16), GFP_KERNEL);
+	if (!d)
+		return -ENOMEM;
 
 	for (i = 0; i < count; ++i)
 		d[i] = le16_to_cpu(data[i]);
-- 
1.7.9.5

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