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 X-Spam-Level: X-Spam-Status: No, score=-0.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no 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 E457AC2BB1D for ; Fri, 13 Mar 2020 09:54:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B8C11206EB for ; Fri, 13 Mar 2020 09:54:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=canb.auug.org.au header.i=@canb.auug.org.au header.b="T3nJ0/V8" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726655AbgCMJyW (ORCPT ); Fri, 13 Mar 2020 05:54:22 -0400 Received: from bilbo.ozlabs.org ([203.11.71.1]:57499 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726055AbgCMJyW (ORCPT ); Fri, 13 Mar 2020 05:54:22 -0400 Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 48f1Ht6Vddz9sRN; Fri, 13 Mar 2020 20:54:18 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=canb.auug.org.au; s=201702; t=1584093260; bh=F5IlTkk39IWDGQXRHNm9wo5PIlgf3hecyR/kHVYijRo=; h=Date:From:To:Cc:Subject:From; b=T3nJ0/V8OTTViHqS0mLFA9PYluXBlprdrRZjsFRq7yG6mkjXeQS20NxUw5MC7R+fL C7JKgiD+UF2Egc7f58QFaGXKoUR4j9d5h0ZRpivIIrXMBjKhAwSLg3DGKpGxiG/23+ imLYgV/sf4HTG3uraT/qPTY9Z3c2+gGGpQ+hXIa0WVkyZzLgSQFQ7J05pnJsmkI7w3 7EvDn8pBte+cBbr8I1McqvXXntjv+TrS6RWUfCKnw7HfNvNx+n4jT9RghsfsZfNmag vlbQnz+HJPlgPPS9hjPiGxhwGfkvNcdTCx73+tTenElvrBu5xilr/S+NSSa8vroij8 5q763xQ4laBLA== Date: Fri, 13 Mar 2020 20:54:15 +1100 From: Stephen Rothwell To: David Miller , Networking Cc: Linux Next Mailing List , Linux Kernel Mailing List , Alexander Bersenev Subject: linux-next: build warning after merge of the net-next tree Message-ID: <20200313205415.021b7875@canb.auug.org.au> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/3KNBiHufKXAROnO8L5EJBeW"; protocol="application/pgp-signature"; micalg=pgp-sha256 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org --Sig_/3KNBiHufKXAROnO8L5EJBeW Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi all, After merging the net-next tree, today's linux-next build (powerpc allyesconfig) produced this warning: In file included from include/linux/byteorder/big_endian.h:5, from arch/powerpc/include/uapi/asm/byteorder.h:14, from include/asm-generic/bitops/le.h:6, from arch/powerpc/include/asm/bitops.h:250, from include/linux/bitops.h:29, from include/linux/kernel.h:12, from include/linux/list.h:9, from include/linux/module.h:12, from drivers/net/usb/cdc_ncm.c:41: drivers/net/usb/cdc_ncm.c: In function 'cdc_ncm_ndp32': include/uapi/linux/byteorder/big_endian.h:33:26: warning: conversion from '= unsigned int' to '__le16' {aka 'short unsigned int'} changes value from '40= 2653184' to '0' [-Woverflow] 33 | #define __cpu_to_le32(x) ((__force __le32)__swab32((x))) | ^ include/linux/byteorder/generic.h:88:21: note: in expansion of macro '__cpu= _to_le32' 88 | #define cpu_to_le32 __cpu_to_le32 | ^~~~~~~~~~~~~ drivers/net/usb/cdc_ncm.c:1175:19: note: in expansion of macro 'cpu_to_le32' 1175 | ndp32->wLength =3D cpu_to_le32(sizeof(struct usb_cdc_ncm_ndp32) + = sizeof(struct usb_cdc_ncm_dpe32)); | ^~~~~~~~~~~ Introduced by commit 0fa81b304a79 ("cdc_ncm: Implement the 32-bit version of NCM Transfer Bloc= k") --=20 Cheers, Stephen Rothwell --Sig_/3KNBiHufKXAROnO8L5EJBeW Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAl5rWEcACgkQAVBC80lX 0GzATAf+JG6bIEFdkQXTzmfqkIiSFrbGZKNZgOnrKWxp9PIWUhk/fVl3L1ikJwD9 yYfw303c1qBkdBaHolIdVk5hpWhXO4L9TspaIukZ7sGCS6pE/LItUpnz+iaEPq01 XGrZt1hjTbiGsebrhUV99zSowk4JJuGAu5aL6fiqYG7ShjRwrrpmAcCTeSW/ZevN PRbvOidkpc+S7KIBNprE7Wd9fp031mIsTTIMx22mq445vS+lJUP1aZox4s5x8NHL kay2z8m+dgB+LiOYgh4PyI4bsdeZTRs312yrJ1IMqv7jR4GsYAQx+cAvO+ZszxvY aJSJE4egr1eWxNmwM4Mcquxj3Tuixw== =K044 -----END PGP SIGNATURE----- --Sig_/3KNBiHufKXAROnO8L5EJBeW--