From nobody Mon Sep 29 20:12:05 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 A054FC00140 for ; Tue, 16 Aug 2022 00:30:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351313AbiHPAaI (ORCPT ); Mon, 15 Aug 2022 20:30:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38804 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1351080AbiHPA3O (ORCPT ); Mon, 15 Aug 2022 20:29:14 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9CC7C181C4F; Mon, 15 Aug 2022 13:35:09 -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 CEC326120E; Mon, 15 Aug 2022 20:35:07 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C2B26C433D6; Mon, 15 Aug 2022 20:35:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660595707; bh=Ih/6iQhAoZQZ9u2ZnYtMRwIxGHBSliM25XgUUlJTEXc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mF4sCLxS2vrBmRxZn1AQ1jhBIaJ3tz/bpmZmJ6FG9lZCiIwHGpYHmUQIOQCUCUw8F QQ1bvr0ZgjXz15702Ic0Y+RqvhBYwsjCzsyxnDGAZZRpnfsOgY387/OYjYhamepAS1 ntT6RytcoYbUpz/frcwSBp+epTN0HLDx3K38ZbgY= 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 5.19 0849/1157] HID: amd_sfh: Handle condition of "no sensors" Date: Mon, 15 Aug 2022 20:03:25 +0200 Message-Id: <20220815180513.456703773@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220815180439.416659447@linuxfoundation.org> References: <20220815180439.416659447@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 0f770a2b47ff..e27ee1871066 100644 --- a/drivers/hid/amd-sfh-hid/amd_sfh_client.c +++ b/drivers/hid/amd-sfh-hid/amd_sfh_client.c @@ -173,6 +173,8 @@ 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