From patchwork Wed Jul 10 13:41:30 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Tvrtko Ursulin X-Patchwork-Id: 13729343 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 8A569C3DA41 for ; Wed, 10 Jul 2024 13:41:50 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8BDAA10E7C2; Wed, 10 Jul 2024 13:41:44 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=igalia.com header.i=@igalia.com header.b="fWkO0ve+"; dkim-atps=neutral Received: from fanzine2.igalia.com (fanzine.igalia.com [178.60.130.6]) by gabe.freedesktop.org (Postfix) with ESMTPS id 57A1A10E7B8 for ; Wed, 10 Jul 2024 13:41:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=igalia.com; s=20170329; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=TDtqO9MK8SgdF8kKESLOgURvKmp06Mz+kofQjG5MKBY=; b=fWkO0ve+2N6QbsEi4LXNJyereh AcV0bzF/ggX10V+YBTWxtu0aIayWLhVANO/R1reGpmcUCSGmJWYkFpVZE57nYKF0d8mvjaDKjMguD uSDaYMLJReWk3679Nmr0LRo6HAabORdOFMlPoTDn5p7VBSzG5d+yk+IlOcs3IfqHAgeYi0QU8sFeW pW4pfTXg0BsTLdgjpqYccFLfNnzDVg2BD0qDPcZjGJIbwhdmSmtPhF0nB/heLquLyD8Zz5mUxoOJZ NDw/RIVeV8CBd7+L+DCUo0RYZMcfXhjlsFgt3mbtgG2kcMcGHGFwf6hMJflzZkH8CZcEwWuX6i//t Wq3budDQ==; Received: from [84.69.19.168] (helo=localhost) by fanzine2.igalia.com with esmtpsa (Cipher TLS1.3:ECDHE_SECP256R1__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim) id 1sRXZl-00DH1y-Kw; Wed, 10 Jul 2024 15:41:41 +0200 From: Tvrtko Ursulin To: dri-devel@lists.freedesktop.org Cc: =?utf-8?q?Ma=C3=ADra_Canal?= , kernel-dev@igalia.com, Tvrtko Ursulin Subject: [PATCH 12/12] drm/v3d: Prefer get_user for scalar types Date: Wed, 10 Jul 2024 14:41:30 +0100 Message-ID: <20240710134130.17292-13-tursulin@igalia.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240710134130.17292-1-tursulin@igalia.com> References: <20240710134130.17292-1-tursulin@igalia.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Tvrtko Ursulin It makes it just a tiny bit more obvious what is going on. Signed-off-by: Tvrtko Ursulin Reviewed-by: Maíra Canal --- drivers/gpu/drm/v3d/v3d_submit.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/v3d/v3d_submit.c b/drivers/gpu/drm/v3d/v3d_submit.c index b0c2a8e9cb06..9273b0aadb79 100644 --- a/drivers/gpu/drm/v3d/v3d_submit.c +++ b/drivers/gpu/drm/v3d/v3d_submit.c @@ -486,14 +486,14 @@ v3d_get_cpu_timestamp_query_params(struct drm_file *file_priv, for (i = 0; i < timestamp.count; i++) { u32 offset, sync; - if (copy_from_user(&offset, offsets++, sizeof(offset))) { + if (get_user(offset, offsets++)) { err = -EFAULT; goto error; } qinfo->queries[i].offset = offset; - if (copy_from_user(&sync, syncs++, sizeof(sync))) { + if (get_user(sync, syncs++)) { err = -EFAULT; goto error; } @@ -552,7 +552,7 @@ v3d_get_cpu_reset_timestamp_params(struct drm_file *file_priv, qinfo->queries[i].offset = reset.offset + 8 * i; - if (copy_from_user(&sync, syncs++, sizeof(sync))) { + if (get_user(sync, syncs++)) { err = -EFAULT; goto error; } @@ -614,14 +614,14 @@ v3d_get_cpu_copy_query_results_params(struct drm_file *file_priv, for (i = 0; i < copy.count; i++) { u32 offset, sync; - if (copy_from_user(&offset, offsets++, sizeof(offset))) { + if (get_user(offset, offsets++)) { err = -EFAULT; goto error; } qinfo->queries[i].offset = offset; - if (copy_from_user(&sync, syncs++, sizeof(sync))) { + if (get_user(sync, syncs++)) { err = -EFAULT; goto error; }