From patchwork Sat Feb 11 03:33:53 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Patchwork-Id: 654088 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 alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 44882C636CC for ; Thu, 16 Feb 2023 14:58:03 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 6853CEF9; Thu, 16 Feb 2023 15:57:11 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 6853CEF9 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1676559481; bh=hJUIVjIWcroVtvu4OXuhx/MmU7Sz2UPG988Be7bAuc8=; h=From:Date:Subject:To:CC:List-Id:List-Archive:List-Help:List-Owner: List-Post:List-Subscribe:List-Unsubscribe:From; b=RduoHE2IFNI3ID1lz4dkz5zcC6B6sk8nXES6swDII9EXBcVbdIE49wjtUx4sxEZRb 2lMxe6VT6s8xRj1SzNTvU7X/JeZxWilP/dpNOghsqqQ5a67L6rc/abIL7p7HOk0mrR KRBBaqUgN0E9S15fPEgOPmKdGaxWV8ZEfP+RkJ00= Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id 01A89F805A8; Thu, 16 Feb 2023 15:55:16 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 1E96EF800E4; Sat, 11 Feb 2023 04:34:14 +0100 (CET) Received: from todd.t-8ch.de (todd.t-8ch.de [IPv6:2a01:4f8:c010:41de::1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id E04A0F80086 for ; Sat, 11 Feb 2023 04:34:00 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz E04A0F80086 Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key, unprotected) header.d=weissschuh.net header.i=@weissschuh.net header.a=rsa-sha256 header.s=mail header.b=Nlkhb7/w From: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=weissschuh.net; s=mail; t=1676086438; bh=hJUIVjIWcroVtvu4OXuhx/MmU7Sz2UPG988Be7bAuc8=; h=From:Date:Subject:To:Cc:From; b=Nlkhb7/w3HVQhOPusCBshsTE2RxwP3UhboUuSlVe4kmfAXzewm6FRxuBAPonAjtDu GuXKqyfoCfmWQ8zV44Uc/GBSAy3M9vMrGgentEpTfObRWH8Hj8RL2oa+XyIoqy+1Fg ZHCHXJvxdNr68pYPqgZi+/rhGbhQ8pljY2KA7wZg= Date: Sat, 11 Feb 2023 03:33:53 +0000 Subject: [PATCH] ALSA: hda: make kobj_type structure constant MIME-Version: 1.0 Message-Id: <20230211-kobj_type-sound-v1-1-17107ceb25b7@weissschuh.net> X-B4-Tracking: v=1; b=H4sIAKAM52MC/x2N0QrCMAwAf2Xk2ULTPemviEizRhcd6WicOMb+f cHHOzhuA+MmbHDpNmj8FZOqDnjqYBizPjlIcYYUUx8TYnhXet0/68zB6qIlxB4LIjOdmcArysa BWtZh9E6XaXI5N37I77+53vb9ALFIMzl2AAAA To: Jaroslav Kysela , Takashi Iwai X-Mailer: b4 0.12.1 X-Developer-Signature: v=1; a=ed25519-sha256; t=1676086434; l=970; i=linux@weissschuh.net; s=20221212; h=from:subject:message-id; bh=hJUIVjIWcroVtvu4OXuhx/MmU7Sz2UPG988Be7bAuc8=; b=hfQTL2SZmLdiFSwlG3dnRfYwVUsBxpeQYwTuSWZgxp/oi3Uw/HmSgB6yKiqlWzlQ+YOah2NzE 59vxI90qCtBAQh4xuDlNWs8bIvhLqNfs7jGQPDwKIZhMB4zIu1HgMBK X-Developer-Key: i=linux@weissschuh.net; a=ed25519; pk=KcycQgFPX2wGR5azS7RhpBqedglOZVgRPfdFSPB1LNw= X-MailFrom: linux@weissschuh.net X-Mailman-Rule-Hits: nonmember-moderation X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1 Message-ID-Hash: 76SBCPPWCWIKFUHL7PIBEW7TBYURFWKS X-Message-ID-Hash: 76SBCPPWCWIKFUHL7PIBEW7TBYURFWKS X-Mailman-Approved-At: Thu, 16 Feb 2023 14:54:48 +0000 CC: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, =?utf-8?q?Tho?= =?utf-8?q?mas_Wei=C3=9Fschuh?= X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: Since commit ee6d3dd4ed48 ("driver core: make kobj_type constant.") the driver core allows the usage of const struct kobj_type. Take advantage of this to constify the structure definition to prevent modification at runtime. Signed-off-by: Thomas Weißschuh --- sound/hda/hdac_sysfs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- base-commit: 420b2d431d18a2572c8e86579e78105cb5ed45b0 change-id: 20230211-kobj_type-sound-031d11eeb9eb Best regards, diff --git a/sound/hda/hdac_sysfs.c b/sound/hda/hdac_sysfs.c index 62a9615dcf52..60b0a70428d5 100644 --- a/sound/hda/hdac_sysfs.c +++ b/sound/hda/hdac_sysfs.c @@ -148,7 +148,7 @@ static void widget_release(struct kobject *kobj) kfree(kobj); } -static struct kobj_type widget_ktype = { +static const struct kobj_type widget_ktype = { .release = widget_release, .sysfs_ops = &widget_sysfs_ops, };