Input: gpio_keys - return proper error code if memory allocation fails

Return -ENOMEM if kzalloc fails in gpio_keys_get_devtree_pdata().

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index ce281d1..67df91a 100644 (file)
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -483,7 +483,7 @@ static int gpio_keys_get_devtree_pdata(struct device *dev,
 
        buttons = kzalloc(pdata->nbuttons * (sizeof *buttons), GFP_KERNEL);
        if (!buttons)
-               return -ENODEV;
+               return -ENOMEM;
 
        pp = NULL;
        i = 0;