From patchwork Tue Oct 9 15:23:02 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnd Bergmann X-Patchwork-Id: 1570441 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork2.kernel.org (Postfix) with ESMTP id 8690BDFFF1 for ; Tue, 9 Oct 2012 15:26:58 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TLbfs-0005JM-Me; Tue, 09 Oct 2012 15:24:48 +0000 Received: from moutng.kundenserver.de ([212.227.126.171]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1TLbee-0004zR-Vq for linux-arm-kernel@lists.infradead.org; Tue, 09 Oct 2012 15:23:40 +0000 Received: from klappe2.boeblingen.de.ibm.com (deibp9eh1--blueice3n2.emea.ibm.com [195.212.29.180]) by mrelayeu.kundenserver.de (node=mrbap4) with ESMTP (Nemesis) id 0Lsz0c-1TXGlw3BaU-011zmP; Tue, 09 Oct 2012 17:23:27 +0200 From: Arnd Bergmann To: Russell King Subject: [PATCH 8/9] ARM: binfmt_flat: unused variable 'persistent' Date: Tue, 9 Oct 2012 17:23:02 +0200 Message-Id: <1349796183-30648-9-git-send-email-arnd@arndb.de> X-Mailer: git-send-email 1.7.10 In-Reply-To: <1349796183-30648-1-git-send-email-arnd@arndb.de> References: <1349796183-30648-1-git-send-email-arnd@arndb.de> X-Provags-ID: V02:K0:VMyqPdIpDom/t/r3HEzLaFJMdLjM6B0GwUM2j+Sh1lO 2GQ6zXUsmEu2PFt0DmXSqA6g/k7dehhEqzlXJDttzBqUcfRqe6 0tPu+iZqVAVPB06+jahrPREVFdmt2V5ZWeEJOMLEzlSuhG6HEp akZd8vVZemnmOIJphmXkjZKD1SjhRcwdR4xaJqw6uxIie4UHF1 ZhNKGgHHUDKttB6gAtJYGNuBqXayHCJL7gpa6hPGO1q72XOPyC swpTzZABTmOEO1Ecn6LFNUrI/0oOOYN06Y10TWhR5czbUCniV1 FNQFnkGBQ7eLj6W+66COoiztR470U0+ICRsbTsjqQf/IjgmhId ZfysPpALNc2nRH3SKCW0a+nYb2/25jvBr2Tz71iWsEqwzXWMPu Gww6QoZvPzpdxnIuxEy+bfKWZjq5deUtIE= X-Spam-Note: CRM114 invocation failed X-Spam-Score: -1.9 (-) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-1.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [212.227.126.171 listed in list.dnswl.org] -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: Arnd Bergmann , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Bryan Wu X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org The flat_get_addr_from_rp() macro does not use the 'persistent' argument on ARM, causing a harmless compiler warning. A cast to void removes that warning. Without this patch, building at91x40_defconfig results in: fs/binfmt_flat.c: In function 'load_flat_file': fs/binfmt_flat.c:746:17: warning: unused variable 'persistent' [-Wunused-variable] Signed-off-by: Arnd Bergmann Acked-by: Greg Ungerer Cc: Russell King Cc: Bryan Wu --- arch/arm/include/asm/flat.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/include/asm/flat.h b/arch/arm/include/asm/flat.h index 59426a4..e847d23 100644 --- a/arch/arm/include/asm/flat.h +++ b/arch/arm/include/asm/flat.h @@ -8,7 +8,7 @@ #define flat_argvp_envp_on_stack() 1 #define flat_old_ram_flag(flags) (flags) #define flat_reloc_valid(reloc, size) ((reloc) <= (size)) -#define flat_get_addr_from_rp(rp, relval, flags, persistent) get_unaligned(rp) +#define flat_get_addr_from_rp(rp, relval, flags, persistent) ((void)persistent,get_unaligned(rp)) #define flat_put_addr_at_rp(rp, val, relval) put_unaligned(val,rp) #define flat_get_relocate_addr(rel) (rel) #define flat_set_persistent(relval, p) 0