Re: [PATCH] Input: snvs_pwrkey - use devm_add_action_or_reset

From: Sudip Mukherjee
Date: Sun Jul 03 2016 - 16:37:15 EST


On Sunday 12 June 2016 03:34 PM, Sudip Mukherjee wrote:
If devm_add_action() fails we are printing the error message and
returning but we have already setup a timer. Lets now use the helper
devm_add_action_or_reset() and return and so in case of error the
cleanup function will be called by the helper to delete the timer.

Signed-off-by: Sudip Mukherjee <sudip.mukherjee@xxxxxxxxxxxxxxx>
---

A gentle ping.

Regards
Sudip


drivers/input/keyboard/snvs_pwrkey.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/input/keyboard/snvs_pwrkey.c b/drivers/input/keyboard/snvs_pwrkey.c
index 24a9f59..c301419 100644
--- a/drivers/input/keyboard/snvs_pwrkey.c
+++ b/drivers/input/keyboard/snvs_pwrkey.c
@@ -150,7 +150,8 @@ static int imx_snvs_pwrkey_probe(struct platform_device *pdev)
input_set_capability(input, EV_KEY, pdata->keycode);

/* input customer action to cancel release timer */
- error = devm_add_action(&pdev->dev, imx_snvs_pwrkey_act, pdata);
+ error = devm_add_action_or_reset(&pdev->dev,
+ imx_snvs_pwrkey_act, pdata);
if (error) {
dev_err(&pdev->dev, "failed to register remove action\n");
return error;