From mboxrd@z Thu Jan 1 00:00:00 1970 From: Krzysztof Kozlowski Subject: [PATCH v3 02/27] Input: gpio-vibra - Simplify with dev_err_probe() Date: Thu, 27 Aug 2020 20:58:04 +0200 Message-ID: <20200827185829.30096-3-krzk@kernel.org> References: <20200827185829.30096-1-krzk@kernel.org> Return-path: In-Reply-To: <20200827185829.30096-1-krzk@kernel.org> Sender: linux-input-owner@vger.kernel.org To: Linus Walleij , Bartosz Golaszewski , Dmitry Torokhov , Hans de Goede , Bastien Nocera , Sangwon Jee , Eugen Hristev , Andy Shevchenko , linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-input@vger.kernel.org, platform-driver-x86@vger.kernel.org, clang-built-linux@googlegroups.com Cc: Krzysztof Kozlowski List-Id: platform-driver-x86.vger.kernel.org Common pattern of handling deferred probe can be simplified with dev_err_probe(). Less code and also it prints the error value. Signed-off-by: Krzysztof Kozlowski Reviewed-by: Hans de Goede --- Changes since v1: 1. Remove unneeded PTR_ERR_OR_ZERO, as pointed by Andy. --- drivers/input/misc/gpio-vibra.c | 20 ++++++-------------- 1 file changed, 6 insertions(+), 14 deletions(-) diff --git a/drivers/input/misc/gpio-vibra.c b/drivers/input/misc/gpio-vibra.c index f79f75595dd7..13c69f173620 100644 --- a/drivers/input/misc/gpio-vibra.c +++ b/drivers/input/misc/gpio-vibra.c @@ -113,22 +113,14 @@ static int gpio_vibrator_probe(struct platform_device *pdev) return -ENOMEM; vibrator->vcc = devm_regulator_get(&pdev->dev, "vcc"); - err = PTR_ERR_OR_ZERO(vibrator->vcc); - if (err) { - if (err != -EPROBE_DEFER) - dev_err(&pdev->dev, "Failed to request regulator: %d\n", - err); - return err; - } + if (IS_ERR(vibrator->vcc)) + return dev_err_probe(&pdev->dev, PTR_ERR(vibrator->vcc), + "Failed to request regulator\n"); vibrator->gpio = devm_gpiod_get(&pdev->dev, "enable", GPIOD_OUT_LOW); - err = PTR_ERR_OR_ZERO(vibrator->gpio); - if (err) { - if (err != -EPROBE_DEFER) - dev_err(&pdev->dev, "Failed to request main gpio: %d\n", - err); - return err; - } + if (IS_ERR(vibrator->gpio)) + return dev_err_probe(&pdev->dev, PTR_ERR(vibrator->gpio), + "Failed to request main gpio\n"); INIT_WORK(&vibrator->play_work, gpio_vibrator_play_work); -- 2.17.1