From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D506B196C7C; Tue, 26 Aug 2025 13:17:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756214265; cv=none; b=D2uGi9w7zuf1UtpOzDbBUWTeRr4EZyAd2EILD1OQA/dl8Ku9QIPtZkxsoG7ZYSv+AcDGJla2/l/BH5w8Rxs2/7R2YUZG7kMbAHCd/oSuBUf948jQHz5WbrQkhsCNqQOnz0ppNmIKb9/HjYN7nYcMiI3++F7iuEmItqCP2ZYYn9k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756214265; c=relaxed/simple; bh=GOTfFHXAD8fo36C+M+zI7MUpFno2tSRGB4xP7K6rlZg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Le1blbe7imMdNQ0fcf7GlzgVABO6x0EBmlJqNvsraDoLiAI1AMyQuyrS//pxsmyiwijwGcfojyyFMPv44PMp82+6aCRfemqnYTC1/aVlcVwQkMFTdUrXHbf9VrWjfEvlcArNANGmfIN+Niy+EEnsTb/+c6sYgflxGIeKsYnq55Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=BuSBAzsS; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="BuSBAzsS" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6B1C6C4CEF1; Tue, 26 Aug 2025 13:17:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1756214265; bh=GOTfFHXAD8fo36C+M+zI7MUpFno2tSRGB4xP7K6rlZg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BuSBAzsScH62H3DJvUA6p/udOvgYOiZ7Ivr9LaSNiWfneI2+M/JzqGSLNcdXpQ2+h TRgu5ejuhywY3s7q31AtUoMbdDsvUXf/DTvcCKx/CckyGaCawqXOrLhJIc07Uwc2mf 5lWM1tzLVxaanhbq6BEDvWY6GGIIxRq7lm+iqD5I= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Bartosz Golaszewski , Sasha Levin Subject: [PATCH 6.1 073/482] gpio: wcd934x: check the return value of regmap_update_bits() Date: Tue, 26 Aug 2025 13:05:26 +0200 Message-ID: <20250826110932.638910460@linuxfoundation.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250826110930.769259449@linuxfoundation.org> References: <20250826110930.769259449@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Bartosz Golaszewski [ Upstream commit ff0f0d7c6587e38c308be9905e36f86e98fb9c1f ] regmap_update_bits() can fail so check its return value in wcd_gpio_direction_output() for consistency with the rest of the code and propagate any errors. Link: https://lore.kernel.org/r/20250709-gpiochip-set-rv-gpio-remaining-v1-2-b8950f69618d@linaro.org Signed-off-by: Bartosz Golaszewski Signed-off-by: Sasha Levin --- drivers/gpio/gpio-wcd934x.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/gpio/gpio-wcd934x.c b/drivers/gpio/gpio-wcd934x.c index 97e6caedf1f3..c00968ce7a56 100644 --- a/drivers/gpio/gpio-wcd934x.c +++ b/drivers/gpio/gpio-wcd934x.c @@ -45,9 +45,12 @@ static int wcd_gpio_direction_output(struct gpio_chip *chip, unsigned int pin, int val) { struct wcd_gpio_data *data = gpiochip_get_data(chip); + int ret; - regmap_update_bits(data->map, WCD_REG_DIR_CTL_OFFSET, - WCD_PIN_MASK(pin), WCD_PIN_MASK(pin)); + ret = regmap_update_bits(data->map, WCD_REG_DIR_CTL_OFFSET, + WCD_PIN_MASK(pin), WCD_PIN_MASK(pin)); + if (ret) + return ret; return regmap_update_bits(data->map, WCD_REG_VAL_CTL_OFFSET, WCD_PIN_MASK(pin), -- 2.39.5