From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752950Ab1AXXES (ORCPT ); Mon, 24 Jan 2011 18:04:18 -0500 Received: from mail3.caviumnetworks.com ([12.108.191.235]:7662 "EHLO mail3.caviumnetworks.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752478Ab1AXXER (ORCPT ); Mon, 24 Jan 2011 18:04:17 -0500 From: David Daney To: linux-kernel@vger.kernel.org, torvalds@linux-foundation.org, viro@zeniv.linux.org.uk, linux-fsdevel@vger.kernel.org, akpm@linux-foundation.org Cc: linux-mips@linux-mips.org, David Daney Subject: [PATCH] binfmt_elf: Quiet GCC-4.6 'set but not used' warning in load_elf_binary() Date: Mon, 24 Jan 2011 15:04:09 -0800 Message-Id: <1295910249-23626-1-git-send-email-ddaney@caviumnetworks.com> X-Mailer: git-send-email 1.7.2.3 X-OriginalArrivalTime: 24 Jan 2011 23:04:17.0398 (UTC) FILETIME=[06C62960:01CBBC1B] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org With GCC-4.6 we get warnings about things being 'set but not used'. In load_elf_binary() this can happen with reloc_func_desc if ELF_PLAT_INIT is defined, but doesn't use the reloc_func_desc argument. Quiet the warning/error by marking reloc_func_desc as __maybe_unused. Signed-off-by: David Daney --- fs/binfmt_elf.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c index d5b640b..b2fae009 100644 --- a/fs/binfmt_elf.c +++ b/fs/binfmt_elf.c @@ -570,7 +570,7 @@ static int load_elf_binary(struct linux_binprm *bprm, struct pt_regs *regs) unsigned long elf_entry; unsigned long interp_load_addr = 0; unsigned long start_code, end_code, start_data, end_data; - unsigned long reloc_func_desc = 0; + unsigned long reloc_func_desc __maybe_unused = 0; int executable_stack = EXSTACK_DEFAULT; unsigned long def_flags = 0; struct { -- 1.7.2.3