From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757911AbaGAJh5 (ORCPT ); Tue, 1 Jul 2014 05:37:57 -0400 Received: from top.free-electrons.com ([176.31.233.9]:33593 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1757768AbaGAJfM (ORCPT ); Tue, 1 Jul 2014 05:35:12 -0400 From: Maxime Ripard To: linux@maxim.org.za, Nicolas Ferre , Jean-Christophe Plagniol-Villard , Daniel Lezcano Cc: Boris Brezillon , Alexandre Belloni , Thomas Petazzoni , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Maxime Ripard Subject: [PATCH v2 02/14] AT91: generic.h: Add include safe guards Date: Tue, 1 Jul 2014 11:33:15 +0200 Message-Id: <1404207208-14513-3-git-send-email-maxime.ripard@free-electrons.com> X-Mailer: git-send-email 2.0.0 In-Reply-To: <1404207208-14513-1-git-send-email-maxime.ripard@free-electrons.com> References: <1404207208-14513-1-git-send-email-maxime.ripard@free-electrons.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The generic.h header file doesn't have any safe guards against multiple inclusion. It only worked so far because all the symbols defined in it were extern, but this is a rather fragile assumption. Signed-off-by: Maxime Ripard --- arch/arm/mach-at91/generic.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h index 631fa3b8c16d..77d4daeee66a 100644 --- a/arch/arm/mach-at91/generic.h +++ b/arch/arm/mach-at91/generic.h @@ -8,6 +8,9 @@ * published by the Free Software Foundation. */ +#ifndef _AT91_GENERIC_H +#define _AT91_GENERIC_H + #include #include #include @@ -90,3 +93,5 @@ extern int __init at91_gpio_of_irq_setup(struct device_node *node, struct device_node *parent); extern u32 at91_get_extern_irq(void); + +#endif /* _AT91_GENERIC_H */ -- 2.0.0