From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932384AbeDWTgv (ORCPT ); Mon, 23 Apr 2018 15:36:51 -0400 Received: from mail-wr0-f196.google.com ([209.85.128.196]:43510 "EHLO mail-wr0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932262AbeDWTgu (ORCPT ); Mon, 23 Apr 2018 15:36:50 -0400 X-Google-Smtp-Source: AB8JxZoS/LaItBcaS4YqGsYDRu8ycayPqYhPj98SH4FtLiUY5JXfFI73VepxRMnCguAh0679o9bJew== From: Mathieu Malaterre To: Michael Ellerman Cc: Randy Dunlap , Mathieu Malaterre , Benjamin Herrenschmidt , Paul Mackerras , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH v2] powerpc/mm/radix: use do/while(0) trick for single statement block Date: Mon, 23 Apr 2018 21:36:38 +0200 Message-Id: <20180423193638.10535-1-malat@debian.org> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20180408194424.8719-1-malat@debian.org> References: <20180408194424.8719-1-malat@debian.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In commit 7a22d6321c3d ("powerpc/mm/radix: Update command line parsing for disable_radix") an `if` statement was added for a possible empty body (prom_debug). Fix the following warning, treated as error with W=1: arch/powerpc/kernel/prom_init.c:656:46: error: suggest braces around empty body in an ‘if’ statement [-Werror=empty-body] Suggested-by: Randy Dunlap Signed-off-by: Mathieu Malaterre --- v2: update macro directly arch/powerpc/kernel/prom_init.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 5ae153b97d0a..7edf3aa5bc6d 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -103,7 +103,7 @@ int of_workarounds; #ifdef DEBUG_PROM #define prom_debug(x...) prom_printf(x) #else -#define prom_debug(x...) +#define prom_debug(x...) do { } while (0) #endif -- 2.11.0