From mboxrd@z Thu Jan 1 00:00:00 1970 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 A1927C433FE for ; Fri, 6 May 2022 05:30:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1389188AbiEFFeC (ORCPT ); Fri, 6 May 2022 01:34:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39660 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1382385AbiEFFeB (ORCPT ); Fri, 6 May 2022 01:34:01 -0400 Received: from beige.elm.relay.mailchannels.net (beige.elm.relay.mailchannels.net [23.83.212.16]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6A42262C1; Thu, 5 May 2022 22:30:18 -0700 (PDT) X-Sender-Id: dreamhost|x-authsender|ian@linux.cowan.aero Received: from relay.mailchannels.net (localhost [127.0.0.1]) by relay.mailchannels.net (Postfix) with ESMTP id D0FDF560D71; Fri, 6 May 2022 05:30:17 +0000 (UTC) Received: from pdx1-sub0-mail-a243.dreamhost.com (unknown [127.0.0.6]) (Authenticated sender: dreamhost) by relay.mailchannels.net (Postfix) with ESMTPA id 275C15608D3; Fri, 6 May 2022 05:30:15 +0000 (UTC) ARC-Seal: i=1; s=arc-2022; d=mailchannels.net; t=1651815017; a=rsa-sha256; cv=none; b=kfCDl5RbpTt7rP1hGCIe4GZj++v9M4lEZ23DVfnmpR2crAgJsCkp+VaFroL3WomIexGDtk ercZUd1BFYtBwSWgvF9UpgbJdnEGrw4yHnSYPT6yQU7z1EmzdjOTG4qy6vVZkyCCitRK06 OjP71CvXYO+IpsDot6357Qser7IJQ+ShKmQcgnnRw7L17g1IJb4vLmS7W7Le4QA8BYYxDM WPeI54kl4HtpfagmrhY0OA8PXV+ttxd8MRnXAd0BYKCIki5dlUcvZNN/qz/v9N9M9gGQZn qlkV1oFrm9A7GA6+eNOfDyGFvL3eexZEnkE/N/f/K5TbZ5r6BKZudX/E+1iB7g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=mailchannels.net; s=arc-2022; t=1651815017; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references:dkim-signature; bh=EVkr9CmxaYXCctU93BalOMVfkfCCgbUETz9MHNKsnlw=; b=o/Rr+9JgaZsxLlwgZpQ2Kntifve8C7TDJTTj3dt2ZvaOtcvlIs0AV7srvcvN727N5psjli hD69qn+hDZGQ2+BMJ0voKc0WMLFP0i5kUjIpOqb1Yw0ORc46uVITHTnSPGJ1jXpTpfxwFp 8/wESprHOCRgusN4snhaD/wVUJ0mVP51CesuuLHd/P+CNLFdjec7tSIkaOMn5Z/WfYkYnI 5WyF8a8d5tLJ6KclSzPa7KZPSlnkZxvxuLqfDwbmqbIX3Q2NCScWMDfaAkwQYA11Lfl6tH rkx0uYJVBK2HmDSSHMxj3GeHmp0eWJDIqeaWavz2z/+04ayerwW2/yBzcA1BGQ== ARC-Authentication-Results: i=1; rspamd-847dd8955c-cpsmn; auth=pass smtp.auth=dreamhost smtp.mailfrom=ian@linux.cowan.aero X-Sender-Id: dreamhost|x-authsender|ian@linux.cowan.aero X-MC-Relay: Neutral X-MailChannels-SenderId: dreamhost|x-authsender|ian@linux.cowan.aero X-MailChannels-Auth-Id: dreamhost X-Cure-Shrill: 6b76dc7a0e7105ae_1651815017690_445065697 X-MC-Loop-Signature: 1651815017690:1202526960 X-MC-Ingress-Time: 1651815017689 Received: from pdx1-sub0-mail-a243.dreamhost.com (pop.dreamhost.com [64.90.62.162]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384) by 100.125.123.55 (trex/6.7.1); Fri, 06 May 2022 05:30:17 +0000 Received: from fedora (unknown [69.12.38.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: ian@linux.cowan.aero) by pdx1-sub0-mail-a243.dreamhost.com (Postfix) with ESMTPSA id 4KvfKL0w4qz2M; Thu, 5 May 2022 22:30:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.cowan.aero; s=dreamhost; t=1651815014; bh=EVkr9CmxaYXCctU93BalOMVfkfCCgbUETz9MHNKsnlw=; h=Date:From:To:Cc:Subject:Content-Type; b=YuPu14i4PP4uV68df3aQmHwWCPiNeJcK816rvUa4cBW60kor8hdrREsSTu5BXXthB pf8WPHDY9KGd4PfzwtQB/jHSjiaSdki86oZFaxDEpx+cUGebxSkzEDsOhZWzLUYOcz 9jYonuD3ahADRP4RjJ3Ve8E8CtGnxnyldJO2OOkIKkEKYe9bYglocuNQm5RqVjeI3w pMQF/iIXwfLTrQGtgiaFe6itL/RlMEHYJgPq7zEryFpPgPjaxeqFQ6rshnGgm7ezUJ BB+UqjXopCTtRF84HHSUMed/S4BxcNdmLadDcSdWlT5knSvP7uFkHwttdIkbFBbIki E7RxdS9hAZumg== Date: Fri, 6 May 2022 01:30:12 -0400 From: Ian Cowan To: Hans Verkuil Cc: Corentin Labbe , Mauro Carvalho Chehab , Greg Kroah-Hartman , mjpeg-users@lists.sourceforge.net, linux-media@vger.kernel.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, Dan Carpenter Subject: Re: [PATCH v2 4/4] staging: media: zoran: replace dprintk with new debugging macros Message-ID: References: <20220425144110.133316-1-ian@linux.cowan.aero> <3270dd49-0d68-5b60-d766-940b39aa463e@xs4all.nl> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3270dd49-0d68-5b60-d766-940b39aa463e@xs4all.nl> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Apr 28, 2022 at 10:15:03AM +0200, Hans Verkuil wrote: > Hi Ian, > > When I compiled this patch series with smatch I got these warnings: > > zoran/videocodec.c:45 videocodec_attach() warn: variable dereferenced before check 'master' (see line 40) > zoran/videocodec.c:115 videocodec_detach() warn: variable dereferenced before check 'codec' (see line 111) > zoran/videocodec.c:168 videocodec_register() warn: variable dereferenced before check 'codec' (see line 166) > zoran/videocodec.c:200 videocodec_unregister() warn: variable dereferenced before check 'codec' (see line 198) > > And I also got this warning when checking the kerneldoc: > > zoran/zoran.h:307: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst > > Can you fix this and post a v3? > > Thanks! > > Hans I just resubmitted v3. What did you use to see these issues? When I ran the checkpatch script and compiled, I did not see any of this. Thanks! Ian