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 AF434C43334 for ; Thu, 23 Jun 2022 13:05:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231273AbiFWNFw (ORCPT ); Thu, 23 Jun 2022 09:05:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49630 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231176AbiFWNFw (ORCPT ); Thu, 23 Jun 2022 09:05:52 -0400 Received: from Chamillionaire.breakpoint.cc (Chamillionaire.breakpoint.cc [IPv6:2a0a:51c0:0:12e:520::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D85B041302 for ; Thu, 23 Jun 2022 06:05:50 -0700 (PDT) Received: from fw by Chamillionaire.breakpoint.cc with local (Exim 4.92) (envelope-from ) id 1o4MWr-0005Zt-Ba; Thu, 23 Jun 2022 15:05:49 +0200 From: Florian Westphal To: Cc: Florian Westphal Subject: [PATCH nf-next 6/6] netfilter: nf_tables: move nft_cmp_fast_mask to where its used Date: Thu, 23 Jun 2022 15:05:14 +0200 Message-Id: <20220623130514.13775-7-fw@strlen.de> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220623130514.13775-1-fw@strlen.de> References: <20220623130514.13775-1-fw@strlen.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netfilter-devel@vger.kernel.org ... and cast result to u32 so sparse won't complain anymore. Signed-off-by: Florian Westphal --- include/net/netfilter/nf_tables_core.h | 10 ---------- net/netfilter/nft_cmp.c | 12 ++++++++++++ 2 files changed, 12 insertions(+), 10 deletions(-) diff --git a/include/net/netfilter/nf_tables_core.h b/include/net/netfilter/nf_tables_core.h index 0ea7c55cea4d..1223af68cd9a 100644 --- a/include/net/netfilter/nf_tables_core.h +++ b/include/net/netfilter/nf_tables_core.h @@ -56,16 +56,6 @@ struct nft_immediate_expr { u8 dlen; }; -/* Calculate the mask for the nft_cmp_fast expression. On big endian the - * mask needs to include the *upper* bytes when interpreting that data as - * something smaller than the full u32, therefore a cpu_to_le32 is done. - */ -static inline u32 nft_cmp_fast_mask(unsigned int len) -{ - return cpu_to_le32(~0U >> (sizeof_field(struct nft_cmp_fast_expr, - data) * BITS_PER_BYTE - len)); -} - extern const struct nft_expr_ops nft_cmp_fast_ops; extern const struct nft_expr_ops nft_cmp16_fast_ops; diff --git a/net/netfilter/nft_cmp.c b/net/netfilter/nft_cmp.c index bec22584395f..777f09e4dc60 100644 --- a/net/netfilter/nft_cmp.c +++ b/net/netfilter/nft_cmp.c @@ -197,6 +197,18 @@ static const struct nft_expr_ops nft_cmp_ops = { .offload = nft_cmp_offload, }; +/* Calculate the mask for the nft_cmp_fast expression. On big endian the + * mask needs to include the *upper* bytes when interpreting that data as + * something smaller than the full u32, therefore a cpu_to_le32 is done. + */ +static u32 nft_cmp_fast_mask(unsigned int len) +{ + __le32 mask = cpu_to_le32(~0U >> (sizeof_field(struct nft_cmp_fast_expr, + data) * BITS_PER_BYTE - len)); + + return (__force u32)mask; +} + static int nft_cmp_fast_init(const struct nft_ctx *ctx, const struct nft_expr *expr, const struct nlattr * const tb[]) -- 2.35.1