From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 986951DF72C for ; Fri, 20 Mar 2026 05:05:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.7 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773983123; cv=none; b=LOSbaBqpzRrQ/qLOq7k1KoI4zN138OiTz4xtyaHnM6sJBGK2SqFqjm4gFuXTq4eQIYmtuOEUBrXwIYnUHXTSoSiDTzJYLn/UEQg0DvMFF2z2O4Oe3DVFTWojr6/N8wFHdYRRYHgPqcp2yMQlNDZuQ3ERYof0y7UChAviL/4ZSzU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773983123; c=relaxed/simple; bh=DgrE2MwUT9sntQ/qvQ7JgAgAPRBneIx6aGJnv3XM8Pw=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=YdZIwoD+77NLlbEc2m2aadKDLJxqYDH2rhd+DJsx+u513F0gWxC7pDEWZ8QSsoOXona/g9QLjp7XTU/TicL/N+47hwsCYB2f+OpUmji4Dr61XjEtO0yvJ3cTtvbBggDQzFgzquhhhYYq4hIIz8kaT6dj9YWktRiw7HNOqNTQ4y0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=VJapzWGV; arc=none smtp.client-ip=192.198.163.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="VJapzWGV" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1773983121; x=1805519121; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=DgrE2MwUT9sntQ/qvQ7JgAgAPRBneIx6aGJnv3XM8Pw=; b=VJapzWGV+nB9rqc/iBJ7qJTpCF5rhcZqWD2QFlByBEJR0wfzgX5bk1SU 7deEKt60As/RamGG2OW+WoxiLV2X6+pzY2CPrtvRBsyzYyfJoOsptOr3U IzrqM5G52z0wDO+KcmF5g1qwkWrkBogcpKabfkVujyGulOsJ/+RVKAhXU 37+Cfx3h3+B5gwH0nE0BUy7NBVQ4imTVZJtjudZ8LANOECEN7PWJ0wPK/ 2bcgKjaWcT/a2UTh8Hic/5UZt4nA8njIeQMrejwxcQGUchQikadPvsZaJ 2mvCStldf2fK3eqJpUdAa2vHxO2xgkeNZ9p2qDveIwUr+VXIx2ogPO0/3 w==; X-CSE-ConnectionGUID: RTTIqOaZSweE/vVMljAoMQ== X-CSE-MsgGUID: hJTIrmsZRY+JXifmIK6ZKA== X-IronPort-AV: E=McAfee;i="6800,10657,11734"; a="100522669" X-IronPort-AV: E=Sophos;i="6.23,130,1770624000"; d="scan'208";a="100522669" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Mar 2026 22:05:21 -0700 X-CSE-ConnectionGUID: lZ2lxThgT8Sme5q3KiCt4g== X-CSE-MsgGUID: fwe+DApRSd24oV7xODS/LA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,130,1770624000"; d="scan'208";a="227307229" Received: from amlin-019-225.igk.intel.com ([10.102.19.225]) by orviesa003.jf.intel.com with ESMTP; 19 Mar 2026 22:05:19 -0700 From: Aleksandr Loktionov To: intel-wired-lan@lists.osuosl.org, anthony.l.nguyen@intel.com, aleksandr.loktionov@intel.com Cc: netdev@vger.kernel.org, Katarzyna Wieczerzycka Subject: [PATCH] ice: add missing reset of the mac header Date: Fri, 20 Mar 2026 06:05:18 +0100 Message-ID: <20260320050518.422303-1-aleksandr.loktionov@intel.com> X-Mailer: git-send-email 2.52.0 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Katarzyna Wieczerzycka By default skb->mac_header is not set, so reset prevents access to an invalid pointer. Call skb_reset_mac_header() before accessing the mac header from skb. Signed-off-by: Katarzyna Wieczerzycka Signed-off-by: Aleksandr Loktionov --- drivers/net/ethernet/intel/ice/ice_txrx.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/ethernet/intel/ice/ice_txrx.c b/drivers/net/ethernet/intel/ice/ice_txrx.c index a2cd4cf..374b17f 100644 --- a/drivers/net/ethernet/intel/ice/ice_txrx.c +++ b/drivers/net/ethernet/intel/ice/ice_txrx.c @@ -2211,6 +2211,8 @@ ice_xmit_frame_ring(struct sk_buff *skb, struct ice_tx_ring *tx_ring) goto out_drop; /* allow CONTROL frames egress from main VSI if FW LLDP disabled */ + if (likely(!skb_mac_header_was_set(skb))) + skb_reset_mac_header(skb); eth = (struct ethhdr *)skb_mac_header(skb); if ((ice_is_switchdev_running(vsi->back) || -- 2.52.0