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=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=unavailable 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 421F0C433E9 for ; Mon, 15 Mar 2021 14:30:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0D40364F22 for ; Mon, 15 Mar 2021 14:30:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235207AbhCOO3r (ORCPT ); Mon, 15 Mar 2021 10:29:47 -0400 Received: from mail.kernel.org ([198.145.29.99]:37612 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232957AbhCOOAW (ORCPT ); Mon, 15 Mar 2021 10:00:22 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 17D4C64F66; Mon, 15 Mar 2021 14:00:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1615816805; bh=OlOpvOU5GIyrAwrw0RBzVM1WlqGG14kk1BefBGU9pzM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZQMnGx/rXikM1c1+1LrJEAkE7glZ1DrvMqSAHJbcYorMgJplYHzCcP+6do03BAR6G DLkgzw0tkVaX2KA9RkLIBIEd+BK77fyk/1oP9PA4o+d0YzBkIpZl+DETo/NoMi0OsS +cGtIzz1ISzusK2P1lQGl9XQNq5H+QTaPfYJ1bFg= From: gregkh@linuxfoundation.org To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Per Forlin , Oleksij Rempel , Vladimir Oltean , Florian Fainelli , Jakub Kicinski , Sasha Levin Subject: [PATCH 5.10 124/290] net: dsa: tag_ar9331: let DSA core deal with TX reallocation Date: Mon, 15 Mar 2021 14:53:37 +0100 Message-Id: <20210315135546.108648395@linuxfoundation.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210315135541.921894249@linuxfoundation.org> References: <20210315135541.921894249@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: linux-kernel@vger.kernel.org From: Greg Kroah-Hartman From: Vladimir Oltean [ Upstream commit 86c4ad9a7876777c12fd5a7010152e4141fcb94d ] Now that we have a central TX reallocation procedure that accounts for the tagger's needed headroom in a generic way, we can remove the skb_cow_head call. Cc: Per Forlin Cc: Oleksij Rempel Signed-off-by: Vladimir Oltean Tested-by: Oleksij Rempel Reviewed-by: Florian Fainelli Signed-off-by: Jakub Kicinski Signed-off-by: Sasha Levin --- net/dsa/tag_ar9331.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/net/dsa/tag_ar9331.c b/net/dsa/tag_ar9331.c index 55b00694cdba..002cf7f952e2 100644 --- a/net/dsa/tag_ar9331.c +++ b/net/dsa/tag_ar9331.c @@ -31,9 +31,6 @@ static struct sk_buff *ar9331_tag_xmit(struct sk_buff *skb, __le16 *phdr; u16 hdr; - if (skb_cow_head(skb, AR9331_HDR_LEN) < 0) - return NULL; - phdr = skb_push(skb, AR9331_HDR_LEN); hdr = FIELD_PREP(AR9331_HDR_VERSION_MASK, AR9331_HDR_VERSION); -- 2.30.1