From patchwork Tue Apr 5 07:31:25 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 12801367 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 9F60BC4332F for ; Tue, 5 Apr 2022 09:53:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345144AbiDEJzP (ORCPT ); Tue, 5 Apr 2022 05:55:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44544 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347788AbiDEJ2S (ORCPT ); Tue, 5 Apr 2022 05:28:18 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C74D1DFDF7; Tue, 5 Apr 2022 02:15:48 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 5A78D6164E; Tue, 5 Apr 2022 09:15:48 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 30681C385A0; Tue, 5 Apr 2022 09:15:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1649150147; bh=oHWJVGZerJimRvn7YMHPGhT+6D1L6vxaa4SWJ8iflK4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=zLzqoQk2OnyTEyTAje164qzVVuPoq6/fUftuSZwWwHSctSUUyFqjAmo2NRzhvvHyP VuT4JN9V/XgSaPBZ3XMjDobej3r/QMbgWe9qVIQ2hZ2C6w9wbnDl1c3zR/ke3rewHr tigkStYTWDfBIcO6uwgbarFTSAiUtN5fUtkWXhEM= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Randy Dunlap , Ben Dooks , Krzysztof Kozlowski , Alim Akhtar , linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, patches@armlinux.org.uk, "Russell King (Oracle)" Subject: [PATCH 5.16 0972/1017] ARM: 9187/1: JIVE: fix return value of __setup handler Date: Tue, 5 Apr 2022 09:31:25 +0200 Message-Id: <20220405070423.057803889@linuxfoundation.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220405070354.155796697@linuxfoundation.org> References: <20220405070354.155796697@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org From: Randy Dunlap commit 8b2360c7157b462c4870d447d1e65d30ef31f9aa upstream. __setup() handlers should return 1 to obsolete_checksetup() in init/main.c to indicate that the boot option has been handled. A return of 0 causes the boot option/value to be listed as an Unknown kernel parameter and added to init's (limited) argument or environment strings. Also, error return codes don't mean anything to obsolete_checksetup() -- only non-zero (usually 1) or zero. So return 1 from jive_mtdset(). Fixes: 9db829f485c5 ("[ARM] JIVE: Initial machine support for Logitech Jive") Signed-off-by: Randy Dunlap Cc: Ben Dooks Cc: Krzysztof Kozlowski Cc: Alim Akhtar Cc: linux-arm-kernel@lists.infradead.org Cc: linux-samsung-soc@vger.kernel.org Cc: patches@armlinux.org.uk Signed-off-by: Russell King (Oracle) Signed-off-by: Greg Kroah-Hartman --- arch/arm/mach-s3c/mach-jive.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) --- a/arch/arm/mach-s3c/mach-jive.c +++ b/arch/arm/mach-s3c/mach-jive.c @@ -236,11 +236,11 @@ static int __init jive_mtdset(char *opti unsigned long set; if (options == NULL || options[0] == '\0') - return 0; + return 1; if (kstrtoul(options, 10, &set)) { printk(KERN_ERR "failed to parse mtdset=%s\n", options); - return 0; + return 1; } switch (set) { @@ -255,7 +255,7 @@ static int __init jive_mtdset(char *opti "using default.", set); } - return 0; + return 1; } /* parse the mtdset= option given to the kernel command line */