From nobody Sun Feb 8 15:53:46 2026 Received: from cstnet.cn (smtp84.cstnet.cn [159.226.251.84]) (using TLSv1.2 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F3C421DDF3; Wed, 28 Jan 2026 07:30:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=159.226.251.84 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769585440; cv=none; b=BuW+nlp9EIQBLIUjZ9Ug5VT5FZ/WCm5aql679aVmKesVfnSbjbRkITxy9RJjU3pm3hGMjlYku5Ms6qOwgbYsu6ogkgb8q15bGOVlU+8Kihe6QyKMXbBbyNc8AwDLBkzBc43p4oflsIce6KxXLW9tLkA3DYsrV6JJwzpPcwVZgR4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769585440; c=relaxed/simple; bh=wUBlVoLOpPbGUz/k2o0fNyttPS7m6EELoT8dQwrXsrk=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=ZQ6EEkxtBgo9V/dKC68H2bT2xnVCA7Rk4q55TSl6H5ubp6cwy0wwLMTQ/MKqBe/ttCCgFmxDPa62V6udvhy355dmy2YOstt+CtPsjQVnDJebN55mjFZowvx366Sb+dxzPTOyxuiq9SuS0+Lz7rjPY12ElcGGOcKkaj29M+W1zrg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn; spf=pass smtp.mailfrom=iscas.ac.cn; arc=none smtp.client-ip=159.226.251.84 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=iscas.ac.cn Received: from localhost (unknown [124.16.138.129]) by APP-05 (Coremail) with SMTP id zQCowACnOQ0Xu3lpCBfdBg--.32552S2; Wed, 28 Jan 2026 15:30:31 +0800 (CST) From: Chen Ni To: etremblay@distech-controls.com, linux@roeck-us.net Cc: linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org, Chen Ni Subject: [PATCH] hwmon: (tmp513) Add missing check for device_property_read_u32_array Date: Wed, 28 Jan 2026 15:30:21 +0800 Message-Id: <20260128073021.2476709-1-nichen@iscas.ac.cn> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: zQCowACnOQ0Xu3lpCBfdBg--.32552S2 X-Coremail-Antispam: 1UD129KBjvdXoW7Xr1UCryruF47Xr17Cr1UAwb_yoWfurb_ur 4xu34xJr4rAF4SyrnrArWSvryqvFsF9FsxWrs2qa9ayryUW3sxu34Fvrn8X393C342qF17 uw1DAa9rA3WUCjkaLaAFLSUrUUUUbb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUbsxFF20E14v26r1j6r4UM7CY07I20VC2zVCF04k26cxKx2IYs7xG 6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8w A2z4x0Y4vE2Ix0cI8IcVAFwI0_Xr0_Ar1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Cr0_ Gr1UM28EF7xvwVC2z280aVAFwI0_GcCE3s1l84ACjcxK6I8E87Iv6xkF7I0E14v26rxl6s 0DM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xII jxv20xvE14v26r1Y6r17McIj6I8E87Iv67AKxVW8JVWxJwAm72CE4IkC6x0Yz7v_Jr0_Gr 1lF7xvr2IYc2Ij64vIr41lF7I21c0EjII2zVCS5cI20VAGYxC7MxkF7I0En4kS14v26r12 6r1DMxkIecxEwVAFwVW8CwCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8Jw C20s026c02F40E14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAF wI0_JF0_Jw1lIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjx v20xvEc7CjxVAFwI0_Gr0_Cr1lIxAIcVCF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2 jsIE14v26r4j6F4UMIIF0xvEx4A2jsIEc7CjxVAFwI0_Gr0_Gr1UYxBIdaVFxhVjvjDU0x ZFpf9x0JU7DGOUUUUU= X-CM-SenderInfo: xqlfxv3q6l2u1dvotugofq/ Content-Type: text/plain; charset="utf-8" Add check for the return value of device_property_read_u32_array() and return the error if it fails in order to catch the error. Signed-off-by: Chen Ni --- drivers/hwmon/tmp513.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/hwmon/tmp513.c b/drivers/hwmon/tmp513.c index 5acbfd7d088d..f201d0a9ba14 100644 --- a/drivers/hwmon/tmp513.c +++ b/drivers/hwmon/tmp513.c @@ -676,8 +676,10 @@ static int tmp51x_read_properties(struct device *dev, = struct tmp51x_data *data) if (ret < 0) return ret; =20 - device_property_read_u32_array(dev, "ti,nfactor", data->nfactor, - data->max_channels - 1); + ret =3D device_property_read_u32_array(dev, "ti,nfactor", data->nfactor, + data->max_channels - 1); + if (ret) + return ret; =20 // Check if shunt value is compatible with pga-gain if (data->shunt_uohms > data->pga_gain * 40 * MICRO) { --=20 2.25.1