From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Lechner Subject: [PATCH v2 1/3] Input: pwm-beeper: suppress error message on probe defer Date: Wed, 11 Jan 2017 14:01:59 -0600 Message-ID: <1484164921-30587-2-git-send-email-david@lechnology.com> References: <1484164921-30587-1-git-send-email-david@lechnology.com> Return-path: In-Reply-To: <1484164921-30587-1-git-send-email-david@lechnology.com> Sender: linux-kernel-owner@vger.kernel.org To: linux-input@vger.kernel.org, devicetree@vger.kernel.org Cc: David Lechner , Dmitry Torokhov , Rob Herring , Mark Rutland , linux-kernel@vger.kernel.org List-Id: linux-input@vger.kernel.org This suppress printing an error message when pwm_get returns -EPROBE_DEFER. Otherwise you get a bunch of noise in the kernel log. Signed-off-by: David Lechner --- 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 ce6eec4..30ac227 100644 --- a/drivers/input/misc/pwm-beeper.c +++ b/drivers/input/misc/pwm-beeper.c @@ -104,9 +104,10 @@ static int pwm_beeper_probe(struct platform_device *pdev) return -ENOMEM; beeper->pwm = devm_pwm_get(dev, NULL); - if (IS_ERR(beeper->pwm)) { - error = PTR_ERR(beeper->pwm); - dev_err(dev, "Failed to request pwm device: %d\n", error); + error = PTR_ERR_OR_ZERO(beeper->pwm); + if (error) { + if (error != -EPROBE_DEFER) + dev_err(dev, "Failed to request pwm device\n"); return error; } -- 2.7.4