gpio-mcp23s08: correctly handling failed allocation

Since devm_kzalloc can be failed in memory pressure,
it needs to check and return -ENOMEM

Signed-off-by: Insu Yun <wuninsu@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Insu Yun 2016-02-15 21:19:57 -05:00 committed by Linus Walleij
parent 818cc6a5f8
commit aaf2b3afb9

View File

@ -803,6 +803,8 @@ static int mcp230xx_probe(struct i2c_client *client,
pdata = devm_kzalloc(&client->dev,
sizeof(struct mcp23s08_platform_data),
GFP_KERNEL);
if (!pdata)
return -ENOMEM;
pdata->base = -1;
}
}