regulator: da9211: Check return value of devm_kzalloc()

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

diff --git a/drivers/regulator/da9211-regulator.c b/drivers/regulator/da9211-regulator.c
index ccc2e36..a26f1d2 100644 (file)
--- 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);