Messages in this thread Patch in this message | | | From | David Lechner <> | Subject | [PATCH 1/3] Input: pwm-beeper: suppress error message on probe defer | Date | Thu, 5 Jan 2017 20:43:52 -0600 |
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This suppress printing an error message when pwm_get/pwm_request returns -EPROBE_DEFER. Otherwise you get a bunch of noise in the kernel log.
Signed-off-by: David Lechner <david@lechnology.com> --- drivers/input/misc/pwm-beeper.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/input/misc/pwm-beeper.c b/drivers/input/misc/pwm-beeper.c index 5f9655d..e76b710 100644 --- a/drivers/input/misc/pwm-beeper.c +++ b/drivers/input/misc/pwm-beeper.c @@ -109,9 +109,10 @@ static int pwm_beeper_probe(struct platform_device *pdev) beeper->pwm = pwm_request(pwm_id, "pwm beeper"); } - if (IS_ERR(beeper->pwm)) { - error = PTR_ERR(beeper->pwm); - dev_err(&pdev->dev, "Failed to request pwm device: %d\n", error); + error = PTR_ERR_OR_ZERO(beeper->pwm); + if (error) { + if (error != -EPROBE_DEFER) + dev_err(&pdev->dev, "Failed to request pwm device\n"); goto err_free; } -- 2.7.4
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