From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 159AEC43334 for ; Mon, 13 Jun 2022 11:00:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349543AbiFMLAE (ORCPT ); Mon, 13 Jun 2022 07:00:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44326 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1350560AbiFMK6n (ORCPT ); Mon, 13 Jun 2022 06:58:43 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4C1E9192B2; Mon, 13 Jun 2022 03:32:33 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 3D611B80E5C; Mon, 13 Jun 2022 10:32:32 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9D6D2C34114; Mon, 13 Jun 2022 10:32:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1655116351; bh=t7o3dVSPbYAXzDXsGXvIxTwGgdjNZH7ytre5uqNhv44=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=VUs52iAXFXkb3hm/IPAuoaVD/WYfwPTuW/SskttXZQnK01Z02uNj6C4MOj3gOfYUD nQUPMAsvVgEtZIZ+bfjuTkAdoZCiYBTgllyHqfbtMERFLPSr+5geWdH6t9SMi/BkVV PF09z2DH2ZICw+6exRiBJMsWPDCQAEAyxFSxOAns= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jakub Kicinski , "David S. Miller" , Sasha Levin Subject: [PATCH 5.4 061/411] eth: tg3: silence the GCC 12 array-bounds warning Date: Mon, 13 Jun 2022 12:05:34 +0200 Message-Id: <20220613094930.345320196@linuxfoundation.org> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220613094928.482772422@linuxfoundation.org> References: <20220613094928.482772422@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Jakub Kicinski [ Upstream commit 9dec850fd7c210a04b4707df8e6c95bfafdd6a4b ] GCC 12 currently generates a rather inconsistent warning: drivers/net/ethernet/broadcom/tg3.c:17795:51: warning: array subscript 5 is above array bounds of ‘struct tg3_napi[5]’ [-Warray-bounds] 17795 | struct tg3_napi *tnapi = &tp->napi[i]; | ~~~~~~~~^~~ i is guaranteed < tp->irq_max which in turn is either 1 or 5. There are more loops like this one in the driver, but strangely GCC 12 dislikes only this single one. Silence this silliness for now. Signed-off-by: Jakub Kicinski Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- drivers/net/ethernet/broadcom/Makefile | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/net/ethernet/broadcom/Makefile b/drivers/net/ethernet/broadcom/Makefile index 7046ad6d3d0e..ac50da49ca77 100644 --- a/drivers/net/ethernet/broadcom/Makefile +++ b/drivers/net/ethernet/broadcom/Makefile @@ -16,3 +16,8 @@ obj-$(CONFIG_BGMAC_BCMA) += bgmac-bcma.o bgmac-bcma-mdio.o obj-$(CONFIG_BGMAC_PLATFORM) += bgmac-platform.o obj-$(CONFIG_SYSTEMPORT) += bcmsysport.o obj-$(CONFIG_BNXT) += bnxt/ + +# FIXME: temporarily silence -Warray-bounds on non W=1+ builds +ifndef KBUILD_EXTRA_WARN +CFLAGS_tg3.o += -Wno-array-bounds +endif -- 2.35.1