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Tue, 09 Dec 2025 06:41:31 -0800 (PST) Date: Tue, 9 Dec 2025 17:41:27 +0300 From: Dan Carpenter To: Andy Shevchenko Cc: Kate Hsuan , Lee Jones , Pavel Machek , Sakari Ailus , Laurent Pinchart , Jonathan Cameron , Hans de Goede , Andy Shevchenko , linux-leds@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org Subject: Re: [PATCH] leds: rgb: leds-ktd202x: Fix error code in ktd202x_setup_led_rgb() Message-ID: References: Precedence: bulk X-Mailing-List: linux-leds@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: On Tue, Dec 09, 2025 at 04:14:03PM +0200, Andy Shevchenko wrote: > On Tue, Dec 9, 2025 at 8:56 AM Dan Carpenter wrote: > > > > Return -EINVAL if the "reg" value is invalid. This is unlikely to > > happen in real life because it comes from the firmware, whether from > > device tree or ACPI. > > ... > > > if (ret != 0 || reg >= chip->num_leds) { > > dev_err(chip->dev, "invalid 'reg' of %pfw\n", child); > > fwnode_handle_put(child); > > - return ret; > > + return ret ?: -EINVAL; > > } > > I think the better fix is to split the original conditional to two. > > And make the message something like > "can't retrieve 'reg' property of %pfw\n' > for the case if (ret). > These are never going to show up for users, the messages are only for developers bringing up a board... regards, dan carpenter