From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 F219D3B9D9D; Tue, 21 Jul 2026 22:03:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784671439; cv=none; b=QROeL/n++V0tLfg2yBA11/7c5Ykq8mY3aKVSGLRKnQfKpWmsnaX7q7KVUoT/oXTsBBbcHkb8le1ID2fV1c3xYhT0UWCLHDyxOrTcOy5dObR8fRWxdL38P+RcMdd/A2PT0OQDJiFCDf1YNrPAOW45R17MuWXlS+j9fM51M+dYOjA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784671439; c=relaxed/simple; bh=hbZ+4qgVCcI8DT1ZKSmvSr0o0qQsAeIBHXxt2vuDAIs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Ca4WCOboZYv7yC/58dQy8v/VrI2zzlvIJNzggjJ5+zKGmZ6Tb6E2T7vy0o/Tfu1KEQJArm30z2UNrF7kobUXcWcuq6ly0dQKOAmZxkP7SH38pISia0e9z9wM3Ev7Fp/gpgplAs/s95ZZxJdU9TxY+pL5T03p2IY6zLOrI+UFdgE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=irkONB6Z; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="irkONB6Z" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5E50A1F000E9; Tue, 21 Jul 2026 22:03:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1784671437; bh=0ph6XZGH+fgi0+Xfrj0SnjCynIp4A2LbDztjbc6nMog=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=irkONB6ZvG5IW5yKtAG3z2IEEkHFf9vivlPzVCvsPZkHyEOTcgBekbrGqRiYMq9Ye 9XHDtVE2jdgaS07ks34uEy4z+/CcvbF+96gD8rJ8pgRNbKe743yNqlvRDUCZrCwGDK FNcWqiuU6klUhN92Z3iTnwl9cLQhZozeu8goV3uA= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Cristian Marussi , Sudeep Holla , Sasha Levin Subject: [PATCH 5.15 246/843] firmware: arm_scmi: Read sensor config as 32-bit value Date: Tue, 21 Jul 2026 17:18:01 +0200 Message-ID: <20260721152411.551076371@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260721152405.946368001@linuxfoundation.org> References: <20260721152405.946368001@linuxfoundation.org> User-Agent: quilt/0.69 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 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Sudeep Holla [ Upstream commit f6fe7c3c007df18afd289ff2d98c692fae9ab085 ] The SENSOR_CONFIG_GET response contains a 32-bit sensor_config field, and the xfer is initialized with a 4-byte RX buffer. Reading it with get_unaligned_le64() can consume bytes past the returned payload. Use get_unaligned_le32() to match the protocol layout and the allocated response size. Fixes: 7b83c5f41088 ("firmware: arm_scmi: Add SCMI v3.0 sensor configuration support") Link: https://patch.msgid.link/20260517-scmi_fixes-v1-1-d86daec4defd@kernel.org Reviewed-by: Cristian Marussi Signed-off-by: Sudeep Holla Signed-off-by: Sasha Levin --- drivers/firmware/arm_scmi/sensors.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/firmware/arm_scmi/sensors.c b/drivers/firmware/arm_scmi/sensors.c index 1ed66d13c06c44..3ce1f8349e3ef1 100644 --- a/drivers/firmware/arm_scmi/sensors.c +++ b/drivers/firmware/arm_scmi/sensors.c @@ -646,7 +646,7 @@ static int scmi_sensor_config_get(const struct scmi_protocol_handle *ph, if (!ret) { struct scmi_sensor_info *s = si->sensors + sensor_id; - *sensor_config = get_unaligned_le64(t->rx.buf); + *sensor_config = get_unaligned_le32(t->rx.buf); s->sensor_config = *sensor_config; } -- 2.53.0