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path: root/drivers/input/keyboard/gpio_keys.c
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Diffstat (limited to 'drivers/input/keyboard/gpio_keys.c')
-rw-r--r--drivers/input/keyboard/gpio_keys.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index a23c23979a2e..03f4d152f6b7 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -771,7 +771,6 @@ static int gpio_keys_probe(struct platform_device *pdev)
struct fwnode_handle *child = NULL;
struct gpio_keys_drvdata *ddata;
struct input_dev *input;
- size_t size;
int i, error;
int wakeup = 0;
@@ -781,9 +780,8 @@ static int gpio_keys_probe(struct platform_device *pdev)
return PTR_ERR(pdata);
}
- size = sizeof(struct gpio_keys_drvdata) +
- pdata->nbuttons * sizeof(struct gpio_button_data);
- ddata = devm_kzalloc(dev, size, GFP_KERNEL);
+ ddata = devm_kzalloc(dev, struct_size(ddata, data, pdata->nbuttons),
+ GFP_KERNEL);
if (!ddata) {
dev_err(dev, "failed to allocate state\n");
return -ENOMEM;