[PATCH] Input: gpio_keys: Delete an error message for a failed memory allocation in two functions

From: SF Markus Elfring
Date: Sat Jan 27 2018 - 08:56:11 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Sat, 27 Jan 2018 14:42:19 +0100

Omit an extra message for a memory allocation failure in these functions.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/input/keyboard/gpio_keys.c | 4 +---
drivers/input/keyboard/gpio_keys_polled.c | 4 +---
2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index 87e613dc33b8..d12fccf923d2 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -757,10 +757,8 @@ static int gpio_keys_probe(struct platform_device *pdev)
size = sizeof(struct gpio_keys_drvdata) +
pdata->nbuttons * sizeof(struct gpio_button_data);
ddata = devm_kzalloc(dev, size, GFP_KERNEL);
- if (!ddata) {
- dev_err(dev, "failed to allocate state\n");
+ if (!ddata)
return -ENOMEM;
- }

ddata->keymap = devm_kcalloc(dev,
pdata->nbuttons, sizeof(ddata->keymap[0]),
diff --git a/drivers/input/keyboard/gpio_keys_polled.c b/drivers/input/keyboard/gpio_keys_polled.c
index edc7262103b9..c79b1a75d036 100644
--- a/drivers/input/keyboard/gpio_keys_polled.c
+++ b/drivers/input/keyboard/gpio_keys_polled.c
@@ -253,10 +253,8 @@ static int gpio_keys_polled_probe(struct platform_device *pdev)
size = sizeof(struct gpio_keys_polled_dev) +
pdata->nbuttons * sizeof(struct gpio_keys_button_data);
bdev = devm_kzalloc(dev, size, GFP_KERNEL);
- if (!bdev) {
- dev_err(dev, "no memory for private data\n");
+ if (!bdev)
return -ENOMEM;
- }

poll_dev = devm_input_allocate_polled_device(dev);
if (!poll_dev) {
--
2.16.1