[PATCH] GPIO_KEYS: If devm_add_action() fails, we are explicitly calling the cleanup to freethe resources allocated. Use the helper devm_add_action_or_reset() and return directly in case of error, since the cleanup function has been already called by the helper if there was any error.
From: Arvind Yadav
Date: Tue Jul 05 2016 - 12:28:41 EST
Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
---
drivers/input/keyboard/gpio_keys.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index 2909365..a2fa3bb 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -542,7 +542,8 @@ static int gpio_keys_setup_key(struct platform_device *pdev,
* Install custom action to cancel release timer and
* workqueue item.
*/
- error = devm_add_action(&pdev->dev, gpio_keys_quiesce_key, bdata);
+ error = devm_add_action_or_reset(&pdev->dev, gpio_keys_quiesce_key,
+ bdata);
if (error) {
dev_err(&pdev->dev,
"failed to register quiesce action, error: %d\n",
--
1.9.1