From patchwork Wed Apr 1 16:17:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 228315 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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 C74E7C2D0F0 for ; Wed, 1 Apr 2020 16:53:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 988182071A for ; Wed, 1 Apr 2020 16:53:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1585760032; bh=pSzYDhqbXKaw3ZhLbc508OLHR3Hbh840zdWFKzNUWz8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Q2YAzfB9eb6a2ArnU0jP1TcTI/EfFdBOP6GymuvTSd5xqF66xv6l/dxoOhkvxWv1e +Q9d4GF08MKbqsRt2in1hY/2f7NWRWbtTF2iA23m5hCNtTc0rAcVG1FR40BOh4c5kk yllm/OuCZobtRVt0/LweRwWQ4sTQeQR91uJrDlB8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732854AbgDAQxs (ORCPT ); Wed, 1 Apr 2020 12:53:48 -0400 Received: from mail.kernel.org ([198.145.29.99]:57784 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1733229AbgDAQbd (ORCPT ); Wed, 1 Apr 2020 12:31:33 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 45F8B20658; Wed, 1 Apr 2020 16:31:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1585758692; bh=pSzYDhqbXKaw3ZhLbc508OLHR3Hbh840zdWFKzNUWz8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=0ZFVL6WvbS6t0XBgUMCOEex3i65FHg0i9Dc7ZfTvfQwb+3O5ME0DVxMjBVlCeKxKY vSDYo+H8CA1CaQ3NZoDDZYR2zWXTvXkjQTa/hfp4SuRMGAmHd+OAZGJQKpJJpJ8/jn +aWMl3hR8yFOsQcLi3VCiWHulAJW39DQRnbcWLnA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jonas Gorski , Mikko Rapeli , "David S. Miller" , Sasha Levin Subject: [PATCH 4.4 46/91] uapi glibc compat: fix outer guard of net device flags enum Date: Wed, 1 Apr 2020 18:17:42 +0200 Message-Id: <20200401161529.353085103@linuxfoundation.org> X-Mailer: git-send-email 2.26.0 In-Reply-To: <20200401161512.917494101@linuxfoundation.org> References: <20200401161512.917494101@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Jonas Gorski [ Upstream commit efc45154828ae4e49c6b46f59882bfef32697d44 ] Fix a wrong condition preventing the higher net device flags IFF_LOWER_UP etc to be defined if net/if.h is included before linux/if.h. The comment makes it clear the intention was to allow partial definition with either parts. This fixes compilation of userspace programs trying to use IFF_LOWER_UP, IFF_DORMANT or IFF_ECHO. Fixes: 4a91cb61bb99 ("uapi glibc compat: fix compile errors when glibc net/if.h included before linux/if.h") Signed-off-by: Jonas Gorski Reviewed-by: Mikko Rapeli Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- include/uapi/linux/if.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/include/uapi/linux/if.h b/include/uapi/linux/if.h index 752f5dc040a51..0829d6d5e917a 100644 --- a/include/uapi/linux/if.h +++ b/include/uapi/linux/if.h @@ -31,7 +31,7 @@ #include /* For glibc compatibility. An empty enum does not compile. */ -#if __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO != 0 && \ +#if __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO != 0 || \ __UAPI_DEF_IF_NET_DEVICE_FLAGS != 0 /** * enum net_device_flags - &struct net_device flags @@ -99,7 +99,7 @@ enum net_device_flags { IFF_ECHO = 1<<18, /* volatile */ #endif /* __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO */ }; -#endif /* __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO != 0 && __UAPI_DEF_IF_NET_DEVICE_FLAGS != 0 */ +#endif /* __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO != 0 || __UAPI_DEF_IF_NET_DEVICE_FLAGS != 0 */ /* for compatibility with glibc net/if.h */ #if __UAPI_DEF_IF_NET_DEVICE_FLAGS