From patchwork Tue Oct 17 14:47:06 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 735774 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 B0A5CCDB48A for ; Tue, 17 Oct 2023 14:48:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344147AbjJQOsM (ORCPT ); Tue, 17 Oct 2023 10:48:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37848 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344123AbjJQOsJ (ORCPT ); Tue, 17 Oct 2023 10:48:09 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e5ab]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D68A6F1; Tue, 17 Oct 2023 07:48:07 -0700 (PDT) Received: from benjamin-XPS-13-9310.. (unknown [IPv6:2a01:e0a:120:3210:7205:da49:a7e8:59f8]) (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) (Authenticated sender: benjamin.gaignard) by madras.collabora.co.uk (Postfix) with ESMTPSA id 537C16607314; Tue, 17 Oct 2023 15:48:06 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1697554086; bh=u0/tUxGMIK/59pYU6cqm9FB8VhmlcNZDctLEaz6jcAE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DVBKAU0qyLGnm0hA1g9vDJuFAS8upw97fIvqg/STLHPX+UHeqfVhp0/IVoljsNowL Rnjh2Ty7MvGJzJHYRfpAskb3PhnWmPWuuGCkuZ0vwx+MItZsdHa5HhSWDJF6RSF/eg ctStQKpRk0hlSm/Xhiq9TqVp1D+G08jbqd3tsa+XRwkwrjfmbsoQs/UAjmdT6M9cY1 +9Ol7nxVxjYXKbidQ4AdOsZdtPgeng7c8cNE0J/X4V4NqAlJEIR+DJoS+woVhzQ7cF 6yxXedJ1B0wt1Lc1U7dQQOGCPlSZoF/GXz8/6G+k9chs4LpO+HTsa9iDHvUz7dUIn6 pCR9+hxq3AljA== From: Benjamin Gaignard To: mchehab@kernel.org, tfiga@chromium.org, m.szyprowski@samsung.com, ming.qian@nxp.com, ezequiel@vanguardiasur.com.ar, p.zabel@pengutronix.de, gregkh@linuxfoundation.org, hverkuil-cisco@xs4all.nl, nicolas.dufresne@collabora.com Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-staging@lists.linux.dev, kernel@collabora.com, Benjamin Gaignard Subject: [PATCH v12 06/56] media: videobuf2: Remove duplicated index vs q->num_buffers check Date: Tue, 17 Oct 2023 16:47:06 +0200 Message-Id: <20231017144756.34719-7-benjamin.gaignard@collabora.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231017144756.34719-1-benjamin.gaignard@collabora.com> References: <20231017144756.34719-1-benjamin.gaignard@collabora.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org vb2_get_buffer() already checks if the requested index is valid. Stop duplicating this kind of check everywhere. Signed-off-by: Benjamin Gaignard --- drivers/media/common/videobuf2/videobuf2-v4l2.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/drivers/media/common/videobuf2/videobuf2-v4l2.c b/drivers/media/common/videobuf2/videobuf2-v4l2.c index 2ffb097bf00a..c6ebc8d2c537 100644 --- a/drivers/media/common/videobuf2/videobuf2-v4l2.c +++ b/drivers/media/common/videobuf2/videobuf2-v4l2.c @@ -823,10 +823,6 @@ int vb2_qbuf(struct vb2_queue *q, struct media_device *mdev, return -EBUSY; } - if (b->index >= q->num_buffers) { - dprintk(q, 1, "buffer index out of range\n"); - return -EINVAL; - } vb = vb2_get_buffer(q, b->index); if (!vb) { dprintk(q, 1, "can't find the requested buffer %u\n", b->index); @@ -898,10 +894,6 @@ int vb2_expbuf(struct vb2_queue *q, struct v4l2_exportbuffer *eb) { struct vb2_buffer *vb; - if (eb->index >= q->num_buffers) { - dprintk(q, 1, "buffer index out of range\n"); - return -EINVAL; - } vb = vb2_get_buffer(q, eb->index); if (!vb) { dprintk(q, 1, "can't find the requested buffer %u\n", eb->index);