From nobody Sun Dec 14 06:24:32 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B6B11C2BB45 for ; Mon, 15 Aug 2022 19:31:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344337AbiHOTbX (ORCPT ); Mon, 15 Aug 2022 15:31:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56860 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344116AbiHOT0X (ORCPT ); Mon, 15 Aug 2022 15:26:23 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3BD3C65E1; Mon, 15 Aug 2022 11:42:20 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id AAAB460FEE; Mon, 15 Aug 2022 18:42:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id ADDD4C433D6; Mon, 15 Aug 2022 18:42:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660588939; bh=0nQaV3+rrOhMh1mRySeJDS/Al/3mQd4ZX+OAPi1Dh8I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lK70HW0fwLyQvAXnLmVX99kRH6aAqVy1qaZbPTqmk9urSr8PtQzsJutf7HmvwLRPg iCzmYIpX3kmoal0k93KsloMJy7Qp4CvpTOvvRnLHBYH6CGvJJbiTZoR0wCzwjttCFH dhWya5raQEwxZOmaGNC0pBuhc7V/sfydf0VfwlNo= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Basavaraj Natikar , Jiri Kosina , Sasha Levin Subject: [PATCH 5.15 530/779] HID: amd_sfh: Handle condition of "no sensors" Date: Mon, 15 Aug 2022 20:02:54 +0200 Message-Id: <20220815180359.938933696@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220815180337.130757997@linuxfoundation.org> References: <20220815180337.130757997@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Basavaraj Natikar [ Upstream commit 5d4d0f15657535f6a122ab26d47230b5c2b944af ] Add a check for num_hid_devices to handle special case the situation of "no sensors". Fixes: 4b2c53d93a4b ("SFH:Transport Driver to add support of AMD Sensor Fus= ion Hub (SFH)") Signed-off-by: Basavaraj Natikar Signed-off-by: Jiri Kosina Signed-off-by: Sasha Levin --- drivers/hid/amd-sfh-hid/amd_sfh_client.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/hid/amd-sfh-hid/amd_sfh_client.c b/drivers/hid/amd-sfh= -hid/amd_sfh_client.c index 6284db50ec9b..ab149b80f86c 100644 --- a/drivers/hid/amd-sfh-hid/amd_sfh_client.c +++ b/drivers/hid/amd-sfh-hid/amd_sfh_client.c @@ -154,6 +154,8 @@ int amd_sfh_hid_client_init(struct amd_mp2_dev *privdat= a) dev =3D &privdata->pdev->dev; =20 cl_data->num_hid_devices =3D amd_mp2_get_sensor_num(privdata, &cl_data->s= ensor_idx[0]); + if (cl_data->num_hid_devices =3D=3D 0) + return -ENODEV; =20 INIT_DELAYED_WORK(&cl_data->work, amd_sfh_work); INIT_DELAYED_WORK(&cl_data->work_buffer, amd_sfh_work_buffer); --=20 2.35.1