From patchwork Thu Nov 9 16:29:18 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 13451308 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 50AAA358A4 for ; Thu, 9 Nov 2023 16:32:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="mCuHsiAS" 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 A8ADA3845; Thu, 9 Nov 2023 08:32:37 -0800 (PST) Received: from benjamin-XPS-13-9310.. (cola.collaboradmins.com [195.201.22.229]) (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 8680166076A8; Thu, 9 Nov 2023 16:32:35 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1699547556; bh=3b/dx2P81ZUhQ9IbGSLS7lMvQsWaifDH6Xromp4oCdY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mCuHsiASxnXFKmcAKg1+O+g4ocUXrRRzRH9bXPhsDlcrNckr9sqdOZ0XlSohKLLJp 0bvXhPxTg3Egn+lnXgaSWAthF3P4ebNhBnS6oOMfgdxSJRF39+op6NNEKY6jzvoJ1q b+Pv3qxnvEOd1EkbDy0oUstwWpTkTWkbbiczwA2wYTuRBg1nL9GYUG3GReQimIxD++ 3l4UfZDztP5ru5ZrCrkP+nLNEJNRsQwNabBmQNKdSrhNcl11yzcSvPHoMNLmVyaJZs l9FJfz/zfc8ov76TXcG92qj5aIuhJMJpkSLYA1JW8lgQNsEfuKLYUKKzQ1s7pC4pCz CHWq1QjSay/OQ== 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 , Andrzej Pietrasiewicz Subject: [PATCH v15 06/56] media: videobuf2: Remove duplicated index vs q->num_buffers check Date: Thu, 9 Nov 2023 17:29:18 +0100 Message-Id: <20231109163008.179152-7-benjamin.gaignard@collabora.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231109163008.179152-1-benjamin.gaignard@collabora.com> References: <20231109163008.179152-1-benjamin.gaignard@collabora.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 vb2_get_buffer() already checks if the requested index is valid. Stop duplicating this kind of check everywhere. Signed-off-by: Benjamin Gaignard Reviewed-by: Andrzej Pietrasiewicz --- 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 37f814a89ace..6ba13a95323c 100644 --- a/drivers/media/common/videobuf2/videobuf2-v4l2.c +++ b/drivers/media/common/videobuf2/videobuf2-v4l2.c @@ -817,10 +817,6 @@ 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); @@ -892,10 +888,6 @@ 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);