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 X-Spam-Level: X-Spam-Status: No, score=-8.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_2 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D8045C433E0 for ; Mon, 8 Feb 2021 06:33:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8EFC164E61 for ; Mon, 8 Feb 2021 06:33:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229705AbhBHGdZ (ORCPT ); Mon, 8 Feb 2021 01:33:25 -0500 Received: from mail.kernel.org ([198.145.29.99]:55342 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229821AbhBHGbl (ORCPT ); Mon, 8 Feb 2021 01:31:41 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id E3C5864E59; Mon, 8 Feb 2021 06:30:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1612765843; bh=S/icdn535lryv9nbPE2ylA0wWXfxmpt/hfxjkhjIREY=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=E/rZHuycGv4iCvWHONIDnd5aUj63tpmwtRs1dcO6TZFkmgqLVxpmLtjUcc95pPDt0 Zr+yskLca53LEIMnTUmG31roGBReTWtS+iEn1+6nF5EPGNH7IMFFZS9eJV9YYRWO7p 0oVjeklkinwVElhwWKDAjbqpQzeX6+Zfhwv/dxL8INwkvr6Tz4ncideANoTyTBBEYh NrIbWdgcknuNIulDOSNuUP1Hl23MFl+aMshnh27Vg+49TIePFV5cer9n/x+Js6I0i7 zqs3ve+HL7USEMTo+xHwSYqFpMirslgMsMCm9txf5OjtYtoTQhvE/IfE5irigY4BDa Gfpfmd4B7iFaQ== Date: Mon, 8 Feb 2021 07:30:37 +0100 From: Mauro Carvalho Chehab To: Stephen Rothwell Cc: Jacopo Mondi , Sakari Ailus , Linux Kernel Mailing List , Linux Next Mailing List Subject: Re: linux-next: build warning after merge of the v4l-dvb tree Message-ID: <20210208073037.0b9fe4b9@coco.lan> In-Reply-To: <20210208113208.35449879@canb.auug.org.au> References: <20210208113208.35449879@canb.auug.org.au> X-Mailer: Claws Mail 3.17.8 (GTK+ 2.24.33; x86_64-redhat-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-next@vger.kernel.org Em Mon, 8 Feb 2021 11:32:08 +1100 Stephen Rothwell escreveu: > Hi all, > > After merging the v4l-dvb tree, today's linux-next build (x86_64 > allmodconfig) produced this warning: > > WARNING: modpost: drivers/media/i2c/rdacm21-camera_module: 'max9271_set_serial_link' exported twice. Previous export was in drivers/media/i2c/rdacm20-camera_module.ko > WARNING: modpost: drivers/media/i2c/rdacm21-camera_module: 'max9271_configure_i2c' exported twice. Previous export was in drivers/media/i2c/rdacm20-camera_module.ko > WARNING: modpost: drivers/media/i2c/rdacm21-camera_module: 'max9271_set_high_threshold' exported twice. Previous export was in drivers/media/i2c/rdacm20-camera_module.ko > WARNING: modpost: drivers/media/i2c/rdacm21-camera_module: 'max9271_configure_gmsl_link' exported twice. Previous export was in drivers/media/i2c/rdacm20-camera_module.ko > WARNING: modpost: drivers/media/i2c/rdacm21-camera_module: 'max9271_set_gpios' exported twice. Previous export was in drivers/media/i2c/rdacm20-camera_module.ko > WARNING: modpost: drivers/media/i2c/rdacm21-camera_module: 'max9271_clear_gpios' exported twice. Previous export was in drivers/media/i2c/rdacm20-camera_module.ko > WARNING: modpost: drivers/media/i2c/rdacm21-camera_module: 'max9271_enable_gpios' exported twice. Previous export was in drivers/media/i2c/rdacm20-camera_module.ko > WARNING: modpost: drivers/media/i2c/rdacm21-camera_module: 'max9271_disable_gpios' exported twice. Previous export was in drivers/media/i2c/rdacm20-camera_module.ko > WARNING: modpost: drivers/media/i2c/rdacm21-camera_module: 'max9271_verify_id' exported twice. Previous export was in drivers/media/i2c/rdacm20-camera_module.ko > WARNING: modpost: drivers/media/i2c/rdacm21-camera_module: 'max9271_set_address' exported twice. Previous export was in drivers/media/i2c/rdacm20-camera_module.ko > WARNING: modpost: drivers/media/i2c/rdacm21-camera_module: 'max9271_set_deserializer_address' exported twice. Previous export was in drivers/media/i2c/rdacm20-camera_module.ko > WARNING: modpost: drivers/media/i2c/rdacm21-camera_module: 'max9271_set_translation' exported twice. Previous export was in drivers/media/i2c/rdacm20-camera_module.ko > > Introduced by commit > > a59f853b3b4b ("media: i2c: Add driver for RDACM21 camera module") > It sounds to be due to a Makefile mess: drivers/media/i2c/Makefile:rdacm20-camera_module-objs := rdacm20.o max9271.o drivers/media/i2c/Makefile:rdacm21-camera_module-objs := rdacm21.o max9271.o Neither drivers should be including max9271.o as their objects, but, instead, be addressing max9271 dependency via Kconfig. Thanks, Mauro