From patchwork Fri Feb 17 03:13:22 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: 13144232 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 04882C61DA4 for ; Fri, 17 Feb 2023 03:13:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229800AbjBQDNa (ORCPT ); Thu, 16 Feb 2023 22:13:30 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38694 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229460AbjBQDN3 (ORCPT ); Thu, 16 Feb 2023 22:13:29 -0500 Received: from todd.t-8ch.de (todd.t-8ch.de [IPv6:2a01:4f8:c010:41de::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ED8AE54D07; Thu, 16 Feb 2023 19:13:27 -0800 (PST) From: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=weissschuh.net; s=mail; t=1676603605; bh=LH/xXQeQJ9b7IeJuEOdjjtQYgBVktXb3iGO/ZdlJOBM=; h=From:Date:Subject:To:Cc:From; b=KXponZxzed7GavKW502p8mcvKO0FOWeQc0gC3KGhtKnTieSpIzxOGx4RcNwtP9q2V Da5TbqsKtmApQqJBCZIBKN4esnXw8ZRd0v6nH3jLrkXTze4QkoBxIvLEzwnSSAgAiO O5RBqn0q9mHHXy8IPdxDXuvwncX+BNeBmifOnfwk= Date: Fri, 17 Feb 2023 03:13:22 +0000 Subject: [PATCH] dma-buf: make kobj_type structure constant MIME-Version: 1.0 Message-Id: <20230217-kobj_type-dma-buf-v1-1-b84a3616522c@weissschuh.net> X-B4-Tracking: v=1; b=H4sIANHw7mMC/x2N4QqCQBAGX0X2dwveCRW9SkTseZ+5ZafcZSjiu 7f0cwaG2aggKwpdqo0yvlp0TAbuUFHbS3qANRqTr31Te3fi1xie9886geNbOMwdi4cc5SwuoiH rghRwyJLa3so0D4PJKaPT5T+63vb9B9H91jl4AAAA To: Sumit Semwal , =?utf-8?q?Christian_K=C3=B6nig?= Cc: linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, linux-kernel@vger.kernel.org, =?utf-8?q?Tho?= =?utf-8?q?mas_Wei=C3=9Fschuh?= X-Mailer: b4 0.12.1 X-Developer-Signature: v=1; a=ed25519-sha256; t=1676603602; l=1123; i=linux@weissschuh.net; s=20221212; h=from:subject:message-id; bh=LH/xXQeQJ9b7IeJuEOdjjtQYgBVktXb3iGO/ZdlJOBM=; b=rrQjbf58nObPJhR+ovNy9W4vuE/7AyhUZbdHvb87cT7IzWpI5BE8fvDeBIg0KoH+pxoX+KbT4 AUKjKj2iHEEA1TlXGTuWeExpnYQ4BbfzgcccPlk4wjhwdMr80F2E6uM X-Developer-Key: i=linux@weissschuh.net; a=ed25519; pk=KcycQgFPX2wGR5azS7RhpBqedglOZVgRPfdFSPB1LNw= Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org 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 Reviewed-by: Christian König --- drivers/dma-buf/dma-buf-sysfs-stats.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- base-commit: 3ac88fa4605ec98e545fb3ad0154f575fda2de5f change-id: 20230217-kobj_type-dma-buf-a2ea6a8a1de3 Best regards, diff --git a/drivers/dma-buf/dma-buf-sysfs-stats.c b/drivers/dma-buf/dma-buf-sysfs-stats.c index fbf725fae7c1..6cfbbf0720bd 100644 --- a/drivers/dma-buf/dma-buf-sysfs-stats.c +++ b/drivers/dma-buf/dma-buf-sysfs-stats.c @@ -112,7 +112,7 @@ static void dma_buf_sysfs_release(struct kobject *kobj) kfree(sysfs_entry); } -static struct kobj_type dma_buf_ktype = { +static const struct kobj_type dma_buf_ktype = { .sysfs_ops = &dma_buf_stats_sysfs_ops, .release = dma_buf_sysfs_release, .default_groups = dma_buf_stats_default_groups,