From patchwork Wed Dec 20 07:38:46 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 181512 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a05:7300:24d3:b0:fb:cd0c:d3e with SMTP id r19csp2475693dyi; Tue, 19 Dec 2023 23:40:16 -0800 (PST) X-Google-Smtp-Source: AGHT+IFdXxOOeuU63nCyx2kqdRP55RfcxBMPAMHUPP92VmdNo/Dc2ds6mHrgyfLoK50Bd1zM2e3P X-Received: by 2002:a17:902:d549:b0:1d0:6ffd:9e22 with SMTP id z9-20020a170902d54900b001d06ffd9e22mr24068287plf.116.1703058016117; Tue, 19 Dec 2023 23:40:16 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1703058016; cv=none; d=google.com; s=arc-20160816; b=SVZ+uT30eqUQp4IbSMEim2DOU1x3NQLdEmflLLegH78znTB6A1IQ5o45VZtwJ1n0ei QnqfovA4x7FOJODMWWges0tP7LainzjfkzROlkw/i41doa3A+c9aANKDZp7qKxm8jTz/ bKB/jjEFRC0Gq1r7wPMhaiGvVBw5m6kMjPouASVGXfVfmPkJfljbfAjI0+r4wfqTRDfj w54l5S+Hm9sUQihA4g5bmHdUDQgqG9alWGs8rVvm5JEeByUsOgdv7eaZ9zf/98I2mmja xeERg2yZvcY5UurTYYiewYxHMyMNIvbniEMpmLszxc5rAShPYhlEbXjViyZ9JQj1L8qs XIlA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:lines:mime-version:list-unsubscribe :list-subscribe:list-id:precedence:message-id:date:subject:cc:to :from:dkim-signature; bh=VD7VU3dGVgY6F186VLiUTX3L1l32uiPHwdOuIGGyKmg=; fh=V6EI65/7Us4aYZ0HWydbpj0C6On27xDv541s2UP4+U4=; b=OPJ9a+cOVxfQPJsAi5diGl2gwsP0v6Kc0wYNx2SyppCPnqJLbfqB90kQzklYwSwlvV 7ScM3vq7i6GWmtd4e3NRPq3vCfqZOYqP2BJst4+fuURTIXHgdNHRb9zryt+ZaY+EZRCE EcOKjyKR1r/y44b+KynC2ND1U3sX7b4Ktn8KvvaTDw/JDMzMdSXuYbThgtKLzxKKFEXG /eRy0ZMJJMtHroF57sQsZbVuY1ukvc5mB3jYQ9/7MWydGAW8WtgHKBg9VDfVpmnN+4JB PBozvpwSxrzcwj+rxz/0UxlfvBjD/1kGBnnNw2XRYbn8bsnwbDVL6+cPJCpEWQtMT8kU JWrg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=DoXcTtdv; spf=pass (google.com: domain of linux-kernel+bounces-6503-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-6503-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: from sv.mirrors.kernel.org (sv.mirrors.kernel.org. [2604:1380:45e3:2400::1]) by mx.google.com with ESMTPS id d7-20020a170902cec700b001d065c68f06si21497294plg.494.2023.12.19.23.40.16 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 19 Dec 2023 23:40:16 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-6503-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) client-ip=2604:1380:45e3:2400::1; Authentication-Results: mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=DoXcTtdv; spf=pass (google.com: domain of linux-kernel+bounces-6503-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-6503-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id B3D5E28801D for ; Wed, 20 Dec 2023 07:40:05 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id D722A208DF; Wed, 20 Dec 2023 07:39:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="DoXcTtdv" X-Original-To: linux-kernel@vger.kernel.org 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 D998320317; Wed, 20 Dec 2023 07:38:57 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0A892C433C8; Wed, 20 Dec 2023 07:38:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1703057937; bh=eNwCbKBc8bEaqjAy+qYjJj2OPZznDf1/3qGd2xNtjGs=; h=From:To:Cc:Subject:Date:From; b=DoXcTtdvuYY0UfYPC0jC70LKzoLYhj4f4tqaA68RIF4LjPI51PI7VxH1kJdK/sS6y rvo0mMBwa97QA9f3KtmISGbwUyFPN0AqUbQ402lMizseWsh/VpB1C8/o/jmXzFmqCR qiwCbVhIXrciUqKba85p/l8s64eR9vUvdpDgC6UI= From: Greg Kroah-Hartman To: jikos@kernel.org, benjamin.tissoires@redhat.com Cc: linux-kernel@vger.kernel.org, Greg Kroah-Hartman , linux-input@vger.kernel.org Subject: [PATCH 1/3] HID: make hid_bus_type const Date: Wed, 20 Dec 2023 08:38:46 +0100 Message-ID: <2023122045-pellet-eggbeater-8d2f@gregkh> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Lines: 41 X-Developer-Signature: v=1; a=openpgp-sha256; l=1507; i=gregkh@linuxfoundation.org; h=from:subject:message-id; bh=eNwCbKBc8bEaqjAy+qYjJj2OPZznDf1/3qGd2xNtjGs=; b=owGbwMvMwCRo6H6F97bub03G02pJDKlNs9h+TroyMfL7F87Fe1IWsEbOVXDm0gt9k5HFFPfMc tZ7QS7bjlgWBkEmBlkxRZYv23iO7q84pOhlaHsaZg4rE8gQBi5OAZjISVuGBau2BHx6Kz5vtaLJ yTqp/Wce+fXM+MEwv1hrc1Er7xMftVeXN8gLukhlqy/gAwA= X-Developer-Key: i=gregkh@linuxfoundation.org; a=openpgp; fpr=F4B60CC5BF78C2214A313DCB3147D40DDB2DFB29 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1785785762442144075 X-GMAIL-MSGID: 1785785762442144075 Now that the driver core can properly handle constant struct bus_type, move the hid_bus_type variable to be a constant structure as well, placing it into read-only memory which can not be modified at runtime. Cc: Jiri Kosina Cc: Benjamin Tissoires Cc: linux-input@vger.kernel.org Signed-off-by: Greg Kroah-Hartman --- drivers/hid/hid-core.c | 2 +- include/linux/hid.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index e0181218ad85..de7a477d6665 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -2749,7 +2749,7 @@ static int hid_uevent(const struct device *dev, struct kobj_uevent_env *env) return 0; } -struct bus_type hid_bus_type = { +const struct bus_type hid_bus_type = { .name = "hid", .dev_groups = hid_dev_groups, .drv_groups = hid_drv_groups, diff --git a/include/linux/hid.h b/include/linux/hid.h index bf43f3ff6664..7c26db874ff0 100644 --- a/include/linux/hid.h +++ b/include/linux/hid.h @@ -912,7 +912,7 @@ extern bool hid_ignore(struct hid_device *); extern int hid_add_device(struct hid_device *); extern void hid_destroy_device(struct hid_device *); -extern struct bus_type hid_bus_type; +extern const struct bus_type hid_bus_type; extern int __must_check __hid_register_driver(struct hid_driver *, struct module *, const char *mod_name); From patchwork Wed Dec 20 07:38:47 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 181511 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a05:7300:24d3:b0:fb:cd0c:d3e with SMTP id r19csp2475603dyi; Tue, 19 Dec 2023 23:40:02 -0800 (PST) X-Google-Smtp-Source: AGHT+IHvy7hOZRs7kfN7pEajlyC0/NmbdENUNzh0XCHfyRZk3g+GwdFayVmqwian5hdFqNGun3mD X-Received: by 2002:a05:6a21:7747:b0:194:ee4:46fa with SMTP id bc7-20020a056a21774700b001940ee446famr2744061pzc.109.1703058001973; Tue, 19 Dec 2023 23:40:01 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1703058001; cv=none; d=google.com; s=arc-20160816; b=ahEAMuIuPs8fYQ5P/itv8C818Wjo+jYsz7OLfv1tG7GMlnFr2kEYrEE+FXeUVoFBDW 3EUiprVybcykbGk0IfBix3TNF35W2O9v/l3/48Deyi3A4OQNCe8cTBXbtCyWeb1lm3+x Nz+e3aviwvFyqhhbYg6FDatxlHKoIxS4NQf4qqnp6RrDBcfohE+j6HjK4aeo4KlfwS/p NPROqJyhB7sUF1OQxdexQ3iYivULUsD5y0+CLKElap+l5u3sZslqnCHfz4DbO7HfZOmg I6x4KnmnSvXtdmXFj5Xh9I6EeCcgWyGJXumvvFxcfoQ4qFkfi3uRNp5QlU2a3n+r9fO7 FDZg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:lines:mime-version:list-unsubscribe :list-subscribe:list-id:precedence:references:in-reply-to:message-id :date:subject:cc:to:from:dkim-signature; bh=cCzSWkTdI04n3KJ95xYco2ZoEMdWRZ/YkJIeIHV2atA=; fh=a25kmSVQ5VE3xRuUEo5uPclkVnLlUdV0AzWtg5a65z8=; b=XlYRz6DFTlCZBoDhhQIJxkWOL9qff71haBW/uvRmYbO7Iv54GVxg6P4t1KB17RoJBJ MEbn9+j5L1N65bLSy/kc2+aDWY91QGGPKncSMvpF8FctmHtw0hLrjwPa8cSrwcbDmu46 WLYkYly4RfyH82rx5DmQX+NJqgrT17NNJb8nkDOH4rkJI293lm/G0gUvP7eLqPj+Kf95 Y0VtH4P4FWAzPqwhHjPJCw05uGqm3X5P7NmG2FA3PE+eCKz2umzgOf2AWm/vYASQ/+wb vBjmNvsm6HY6esfuS1HB1S8rQqqFDJPXcwXEpCCqAnBoqOpX3Vip4+eukWKzKIZUNtcp e59w== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=wXLTQ5DO; spf=pass (google.com: domain of linux-kernel+bounces-6502-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-6502-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: from sv.mirrors.kernel.org (sv.mirrors.kernel.org. [2604:1380:45e3:2400::1]) by mx.google.com with ESMTPS id t15-20020a17090a510f00b0028bcc110fdbsi1238308pjh.83.2023.12.19.23.40.01 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 19 Dec 2023 23:40:01 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-6502-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) client-ip=2604:1380:45e3:2400::1; Authentication-Results: mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=wXLTQ5DO; spf=pass (google.com: domain of linux-kernel+bounces-6502-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-6502-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id 912FA2865DC for ; Wed, 20 Dec 2023 07:39:49 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id BE3F0200D1; Wed, 20 Dec 2023 07:38:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="wXLTQ5DO" X-Original-To: linux-kernel@vger.kernel.org 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 D70051F600; Wed, 20 Dec 2023 07:38:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 04D3EC433C8; Wed, 20 Dec 2023 07:38:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1703057934; bh=npKwGFoNMhkCrPaQzFSksmdJeACxgz31jGlwwfNba5s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=wXLTQ5DOuw8vuINew63Di+cUKndnXKNnLeeR+9xaqyme9Q0xp1a4dwPHRDWVDLwtu h08YXfOOB4Pa6wVOTQHjuO5djsydVAMmjeHAlGwx79hReb/4bqdxZUj0YKFF3ful7n dG4BVX6qcUQ70oUU8bIFHuWS5o5uyCN/OBrb5ybM= From: Greg Kroah-Hartman To: jikos@kernel.org, benjamin.tissoires@redhat.com Cc: linux-kernel@vger.kernel.org, Greg Kroah-Hartman , Srinivas Pandruvada , linux-input@vger.kernel.org Subject: [PATCH 2/3] HID: make ishtp_cl_bus_type const Date: Wed, 20 Dec 2023 08:38:47 +0100 Message-ID: <2023122048-tribute-quote-1b4d@gregkh> X-Mailer: git-send-email 2.43.0 In-Reply-To: <2023122045-pellet-eggbeater-8d2f@gregkh> References: <2023122045-pellet-eggbeater-8d2f@gregkh> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Lines: 28 X-Developer-Signature: v=1; a=openpgp-sha256; l=1130; i=gregkh@linuxfoundation.org; h=from:subject:message-id; bh=npKwGFoNMhkCrPaQzFSksmdJeACxgz31jGlwwfNba5s=; b=owGbwMvMwCRo6H6F97bub03G02pJDKlNszjSz5+K8hO9yCq294n0X6ksiWDO8hfMW/O/LP+r0 7Dif41/RywLgyATg6yYIsuXbTxH91ccUvQytD0NM4eVCWQIAxenAEyE6wvDPLuHu6c7bGea5t2x Lthxa8S/Be4/TzPMFS9S66pOsP4Vs0fNX+9cpPfR91nyAA== X-Developer-Key: i=gregkh@linuxfoundation.org; a=openpgp; fpr=F4B60CC5BF78C2214A313DCB3147D40DDB2DFB29 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1785785747584775342 X-GMAIL-MSGID: 1785785747584775342 Now that the driver core can properly handle constant struct bus_type, move the ishtp_cl_bus_type variable to be a constant structure as well, placing it into read-only memory which can not be modified at runtime. Cc: Srinivas Pandruvada Cc: Jiri Kosina Cc: Benjamin Tissoires Cc: linux-input@vger.kernel.org Signed-off-by: Greg Kroah-Hartman Acked-by: Srinivas Pandruvada --- drivers/hid/intel-ish-hid/ishtp/bus.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hid/intel-ish-hid/ishtp/bus.c b/drivers/hid/intel-ish-hid/ishtp/bus.c index 7fc738a22375..aa6cb033bb06 100644 --- a/drivers/hid/intel-ish-hid/ishtp/bus.c +++ b/drivers/hid/intel-ish-hid/ishtp/bus.c @@ -378,7 +378,7 @@ static const struct dev_pm_ops ishtp_cl_bus_dev_pm_ops = { .restore = ishtp_cl_device_resume, }; -static struct bus_type ishtp_cl_bus_type = { +static const struct bus_type ishtp_cl_bus_type = { .name = "ishtp", .dev_groups = ishtp_cl_dev_groups, .probe = ishtp_cl_device_probe, From patchwork Wed Dec 20 07:38:48 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 181513 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a05:7300:24d3:b0:fb:cd0c:d3e with SMTP id r19csp2475757dyi; Tue, 19 Dec 2023 23:40:28 -0800 (PST) X-Google-Smtp-Source: AGHT+IGzH0WsdeEyUe3bqEP8bh/Adu3Y2dlTBdNPQOXHD5M87hprXEkb9Bd3SSJijnQWi91lgSzZ X-Received: by 2002:a05:6a21:778b:b0:193:de4a:84ad with SMTP id bd11-20020a056a21778b00b00193de4a84admr10140788pzc.48.1703058028268; Tue, 19 Dec 2023 23:40:28 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1703058028; cv=none; d=google.com; s=arc-20160816; b=IwpGqHa9O2Sohdh94FEfDVptLKMBy/sRSbsPFqIe+RRY3BddTQparY8Vd1qqN2db4s FhbIgJS/xU3oxK+uYowu5D3MtrurzQ3yNOMEO+xDywwAFjDmYY46Av23BtwUqnwQxMrR v1p7rp3LAv+J9nz+9vLg1NTB5B8OfJLs2gZ/XHtD42wY/GeeugJKVJ4gnYCTtBWP7ssY 7xSt7XesYQ4qFz/nyNmmQZPqOEXD84JYFcQWOBc3kXWsxniDLUWn7WI/pAzXuF4x77m/ 3Cp60g2e1tUxFUm0J3qbiGHMmVw6CDhmxBsKoUhBX/kznI5PImk5N9uRn4JdNrsE/XXB cRZg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:lines:mime-version:list-unsubscribe :list-subscribe:list-id:precedence:references:in-reply-to:message-id :date:subject:cc:to:from:dkim-signature; bh=qqSReYMX+cwd2MoA6WnvbOrhQiHnrrRzZjd5+P7osTk=; fh=V6EI65/7Us4aYZ0HWydbpj0C6On27xDv541s2UP4+U4=; b=H7W19Va0FI+s6zKkG4Cy1Lq6swKtnxiUE1Fb81wbB5pWo2P0VUTTqKNdWxXg82aWPn 4mFnQVECBpgJ5HQRdewbhkfv5WKFZDlkiAxxnggaU/cNsiK84bE4zL0BaEd4BpfrmlQJ Dsqm3O7Ek3SKExAeml0HkP1rSFVp5dJxh+Kq3MKH9wen3BY6mTODWJLOHEep7jr6wx5W 89tmwAN+ZFermpHnRsABOzMasb1oSzggCyymnr84IQbOc+ZOpQ4W6Clfk3oYdcyZqF3I XEsV3XabDe8vox6rimqwK3Kxqo8FZrKtlqC9gZ5mdJGJOKIMbT+YtjuPjxmJSy9MhyQa rmkA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=H5xI8sLy; spf=pass (google.com: domain of linux-kernel+bounces-6504-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-6504-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: from sv.mirrors.kernel.org (sv.mirrors.kernel.org. [2604:1380:45e3:2400::1]) by mx.google.com with ESMTPS id z7-20020a17090ad78700b0028bbf241235si2195865pju.73.2023.12.19.23.40.28 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 19 Dec 2023 23:40:28 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-6504-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) client-ip=2604:1380:45e3:2400::1; Authentication-Results: mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=H5xI8sLy; spf=pass (google.com: domain of linux-kernel+bounces-6504-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-6504-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id 7F7F2282A06 for ; Wed, 20 Dec 2023 07:40:20 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 687C8210E0; Wed, 20 Dec 2023 07:39:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="H5xI8sLy" X-Original-To: linux-kernel@vger.kernel.org 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 A9D0D208D6; Wed, 20 Dec 2023 07:39:01 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id CD808C433C8; Wed, 20 Dec 2023 07:39:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1703057941; bh=ZB1Fpehfxz1OYRnlaoOsVM8LmfGkRvS/BbeYZcRWryA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=H5xI8sLyoEomG1i907Zb/EZTQKW2N10h2n7VfSK283UUP4iEWXnzXDe/5fF0RdAnm +yYeAk3x4ARMHbhtjBq2bklKs/lerpAhOAJ35LI77OkC3JkWtdhEBGvz72w64MDS8Y YaS/8hfMJamOWAOd4nlEtulA1Ms1I3EpZy4O/jr8= From: Greg Kroah-Hartman To: jikos@kernel.org, benjamin.tissoires@redhat.com Cc: linux-kernel@vger.kernel.org, Greg Kroah-Hartman , linux-input@vger.kernel.org Subject: [PATCH 3/3] HID: bpf: make bus_type const in struct hid_bpf_ops Date: Wed, 20 Dec 2023 08:38:48 +0100 Message-ID: <2023122048-dormitory-headboard-e248@gregkh> X-Mailer: git-send-email 2.43.0 In-Reply-To: <2023122045-pellet-eggbeater-8d2f@gregkh> References: <2023122045-pellet-eggbeater-8d2f@gregkh> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Lines: 30 X-Developer-Signature: v=1; a=openpgp-sha256; l=1053; i=gregkh@linuxfoundation.org; h=from:subject:message-id; bh=ZB1Fpehfxz1OYRnlaoOsVM8LmfGkRvS/BbeYZcRWryA=; b=owGbwMvMwCRo6H6F97bub03G02pJDKlNszj7DiSeDZdW1jI+pHBLNLKFkf9+w6+t958JM1p3R cRmK3zqiGVhEGRikBVTZPmyjefo/opDil6Gtqdh5rAygQxh4OIUgInYrGRYMPXCammvJfOO/23s SpjFdFBLa/+6MIYFm5+UXH+45pB7Q5t1newpycf3C3XjAA== X-Developer-Key: i=gregkh@linuxfoundation.org; a=openpgp; fpr=F4B60CC5BF78C2214A313DCB3147D40DDB2DFB29 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1785785775160158704 X-GMAIL-MSGID: 1785785775160158704 The struct bus_type pointer in hid_bpf_ops just passes the pointer to the driver core, and the driver core can handle, and expects, a constant pointer, so also make the pointer constant in hid_bpf_ops. Part of the process of moving all usages of struct bus_type to be constant to move them all to read-only memory. Cc: Jiri Kosina Cc: Benjamin Tissoires Cc: linux-input@vger.kernel.org Signed-off-by: Greg Kroah-Hartman --- include/linux/hid_bpf.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/hid_bpf.h b/include/linux/hid_bpf.h index e9afb61e6ee0..840cd254172d 100644 --- a/include/linux/hid_bpf.h +++ b/include/linux/hid_bpf.h @@ -115,7 +115,7 @@ struct hid_bpf_ops { size_t len, enum hid_report_type rtype, enum hid_class_request reqtype); struct module *owner; - struct bus_type *bus_type; + const struct bus_type *bus_type; }; extern struct hid_bpf_ops *hid_bpf_ops;