linux-kernel - [PATCH] regulator: da9211: Check return value of devm

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Date:	Sun, 17 Aug 2014 18:34:48 +0800
From:	Axel Lin <axel.lin@...ics.com>
To:	Mark Brown <broonie@...nel.org>,
	Liam Girdwood <lgirdwood@...il.com>
Cc:	James Ban <james.ban.opensource@...semi.com>,
	Support Opensource <support.opensource@...semi.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH] regulator: da9211: Check return value of devm_kzalloc()

Signed-off-by: Axel Lin <axel.lin@...ics.com>
---
 drivers/regulator/da9211-regulator.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/regulator/da9211-regulator.c b/drivers/regulator/da9211-regulator.c
index ccc2e36..a26f1d2 100644
--- a/drivers/regulator/da9211-regulator.c
+++ b/drivers/regulator/da9211-regulator.c
@@ -343,6 +343,8 @@ static int da9211_i2c_probe(struct i2c_client *i2c,
 	unsigned int data;
 
 	chip = devm_kzalloc(&i2c->dev, sizeof(struct da9211), GFP_KERNEL);
+	if (!chip)
+		return -ENOMEM;
 
 	chip->dev = &i2c->dev;
 	chip->regmap = devm_regmap_init_i2c(i2c, &da9211_regmap_config);
-- 
1.9.1



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