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: 757705 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) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="H5xI8sLy" 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-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 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 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;