From patchwork Mon Oct 24 14:29:54 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Colin Ian King X-Patchwork-Id: 13017791 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 9F984ECAAA1 for ; Mon, 24 Oct 2022 16:27:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234227AbiJXQ1g (ORCPT ); Mon, 24 Oct 2022 12:27:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50406 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233294AbiJXQ1B (ORCPT ); Mon, 24 Oct 2022 12:27:01 -0400 Received: from mail-wr1-x435.google.com (mail-wr1-x435.google.com [IPv6:2a00:1450:4864:20::435]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 221F536784; Mon, 24 Oct 2022 08:13:48 -0700 (PDT) Received: by mail-wr1-x435.google.com with SMTP id k8so8081408wrh.1; Mon, 24 Oct 2022 08:13:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=HLvEf6cgm6sbQwXMxy/K8YYDKY0VqrhdGwpIdzPVH88=; b=BXqxvyJx37nuxTzExYLJzUYDjNDJHiRMEWZr5/N0KD/wXa3Z8nqCIAS8Ga5wJBhmjo qernecX4jmVm1Hw4o9kqWvEljFarITLtcT9Pis97MIvK3PdSs78xp6pdeEADH3f4QvYB RDGUJ3dJLj4YpWwFj+woEgB59vg0EcVSzVBYuUGsfxtj8P3QtxXNcjYO1g/R+pAGQRk2 yz53bTms6FtOaoW0uk692Rqgcc9zdK5qJf/KKce+qma2zbAzNeUZ+lpmFZMQ6f2BIfy8 FLdz0q0yduzNkrCZX7ncd/Fug8Vyb278JdRvc/U1S15QXjNskQEAla4lm6MiiKWo11pv +X2g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=HLvEf6cgm6sbQwXMxy/K8YYDKY0VqrhdGwpIdzPVH88=; b=eVG+KKN5KMBboB9azDd3jy/IJ2a3nTnyIOdeA8ucANEG11dwJ+DqPoaqMtL5FUg7pH eRoJi9fHF+mGhTv35TFSIkYs/FfzZ6xtnXHAQc8m/dhd8v+YNPX2pPK3YBlbXTjQRq62 F6WsMQV5PIU0lZIY40rqE6wO2BJLtwv1kP+NnhReUSjFJe3gbm16547mf/HCscLIWIe0 /HA6HinBWN9FXw7dLGSyuWpqFpV9z964747ulM4F1JpveTZWtZy/NZgexJtd1ZPU+fEy 6aZdRizqKseCm1C39M/k5empoRKYvzx5YxiKUlK2yYa9vk6g4jLZ1Yh17mnU1/3p4+82 IL5Q== X-Gm-Message-State: ACrzQf0WzDCFAQwv0a8yuC8VQSDr5qac2+v2bVQ3dJAdICB92crVkS4Q DjwEeWZ6r9pFAZWI+KSDu08oYBwct2yQdKDQ X-Google-Smtp-Source: AMsMyM5u1eInNT1r9xcmMJ5uXkwfkGtcne6ly9VzSeiUg9N5Tp/rAgzc+v1zRziRe+O4HB8npZ25Qw== X-Received: by 2002:a5d:5503:0:b0:236:1722:845d with SMTP id b3-20020a5d5503000000b002361722845dmr15307415wrv.351.1666621795315; Mon, 24 Oct 2022 07:29:55 -0700 (PDT) Received: from localhost (cpc154979-craw9-2-0-cust193.16-3.cable.virginm.net. [80.193.200.194]) by smtp.gmail.com with ESMTPSA id d12-20020adfa40c000000b0022ca921dc67sm26037895wra.88.2022.10.24.07.29.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Oct 2022 07:29:54 -0700 (PDT) From: Colin Ian King To: Mauro Carvalho Chehab , Cai Huoqing , linux-media@vger.kernel.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] media: dvb-core: remove variable n, turn for-loop to while-loop Date: Mon, 24 Oct 2022 15:29:54 +0100 Message-Id: <20221024142954.2162920-1-colin.i.king@gmail.com> X-Mailer: git-send-email 2.37.3 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Variable n is just being incremented and it's never used anywhere else. The variable and the increment are redundant so remove it. This allows the for-loop to be replaced with a while-loop. Signed-off-by: Colin Ian King Reviewed-by: Tommaso Merciai --- drivers/media/dvb-core/dvb_demux.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/media/dvb-core/dvb_demux.c b/drivers/media/dvb-core/dvb_demux.c index 83cc32ad7e12..398c86279b5b 100644 --- a/drivers/media/dvb-core/dvb_demux.c +++ b/drivers/media/dvb-core/dvb_demux.c @@ -233,7 +233,7 @@ static int dvb_dmx_swfilter_section_copy_dump(struct dvb_demux_feed *feed, { struct dvb_demux *demux = feed->demux; struct dmx_section_feed *sec = &feed->feed.sec; - u16 limit, seclen, n; + u16 limit, seclen; if (sec->tsfeedp >= DMX_MAX_SECFEED_SIZE) return 0; @@ -262,7 +262,7 @@ static int dvb_dmx_swfilter_section_copy_dump(struct dvb_demux_feed *feed, /* to be sure always set secbuf */ sec->secbuf = sec->secbuf_base + sec->secbufp; - for (n = 0; sec->secbufp + 2 < limit; n++) { + while (sec->secbufp + 2 < limit) { seclen = section_length(sec->secbuf); if (seclen <= 0 || seclen > DMX_MAX_SECTION_SIZE || seclen + sec->secbufp > limit)