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 4CD6931B13E; Mon, 18 Aug 2025 12:58:08 +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=1755521888; cv=none; b=REtZU6C++/ezwo1xddaiWFaNmZCzrkUKkWu0UOWmGhHKKA85P+HTI+/0BcMfHtvOKI3NBEVkAm4rrp1y+DJ79aiMFuAUyCF0zYFyZ1u2rKYFStgJlJQvHqw+3j14Bz0x4FrrPqhAI8tYUtIAaBrhFlEUzEnXlqb8OpBOvPjZkwI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755521888; c=relaxed/simple; bh=2k70UraitaKesaZTrViFuHxApoKIqFrURY6QAxyUzsk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ceeXhyvSg1FJQkVYWpEHUratTg9/LS9HJokS9x7/FVYU9cumF65wm/nqysLvn+mt0FZKkCWq8zk5pIzsr1JScYsAk5CK4AAg4VxxlmkTGwQBe3BAo1YIuleaRpoY6XxbrtJyEGZl5Sg9ziigfKDUwiEm+KZYSxP6JN5CeJ2Unbs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=oHiM5s1N; 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="oHiM5s1N" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7EF41C4CEEB; Mon, 18 Aug 2025 12:58:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1755521888; bh=2k70UraitaKesaZTrViFuHxApoKIqFrURY6QAxyUzsk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oHiM5s1NLBzd9hySC4vV3MkvzCheq+QbmG5amHmdDLMbXUPbw9+n7DsqQ4d3Ttqqx wdOcf/UEcXKFYcoAFNKAViIPHNtpswysEm1x4uM6yi9TvEks/XBsgM1YiDtZv6RI3q KKwXLHjxm2jIrx1sCii8mJerfbWuFuonpBJzdjbM= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Bartosz Golaszewski , Sasha Levin Subject: [PATCH 6.12 119/444] gpio: tps65912: check the return value of regmap_update_bits() Date: Mon, 18 Aug 2025 14:42:25 +0200 Message-ID: <20250818124453.384235669@linuxfoundation.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250818124448.879659024@linuxfoundation.org> References: <20250818124448.879659024@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 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Bartosz Golaszewski [ Upstream commit a0b2a6bbff8c26aafdecd320f38f52c341d5cafa ] regmap_update_bits() can fail, check its return value like we do elsewhere in the driver. Link: https://lore.kernel.org/r/20250707-gpiochip-set-rv-gpio-round4-v1-2-35668aaaf6d2@linaro.org Signed-off-by: Bartosz Golaszewski Signed-off-by: Sasha Levin --- drivers/gpio/gpio-tps65912.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/gpio/gpio-tps65912.c b/drivers/gpio/gpio-tps65912.c index fab771cb6a87..bac757c191c2 100644 --- a/drivers/gpio/gpio-tps65912.c +++ b/drivers/gpio/gpio-tps65912.c @@ -49,10 +49,13 @@ static int tps65912_gpio_direction_output(struct gpio_chip *gc, unsigned offset, int value) { struct tps65912_gpio *gpio = gpiochip_get_data(gc); + int ret; /* Set the initial value */ - regmap_update_bits(gpio->tps->regmap, TPS65912_GPIO1 + offset, - GPIO_SET_MASK, value ? GPIO_SET_MASK : 0); + ret = regmap_update_bits(gpio->tps->regmap, TPS65912_GPIO1 + offset, + GPIO_SET_MASK, value ? GPIO_SET_MASK : 0); + if (ret) + return ret; return regmap_update_bits(gpio->tps->regmap, TPS65912_GPIO1 + offset, GPIO_CFG_MASK, GPIO_CFG_MASK); -- 2.39.5