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 1B5B0C0018A for ; Tue, 31 Oct 2023 17:06:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233601AbjJaRGg (ORCPT ); Tue, 31 Oct 2023 13:06:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39304 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235901AbjJaRGT (ORCPT ); Tue, 31 Oct 2023 13:06:19 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7D4FB19B for ; Tue, 31 Oct 2023 10:04:06 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AD545C433C8; Tue, 31 Oct 2023 17:04:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1698771846; bh=gNatnRRK28wsQlmEA9jKk0uExOfEc59YObfDI14A+V4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=zmDQe7bZLTPniZu2r3zALZEocQxqtGIH02DApDEFNHWJ3BVGvRUV1IE5JpOdzYuNq qX3tEDaptmiy7F0kJI3v+mkL3Be6wNAOxHxc9Uh8LtaerssmL1qoAYmdbXXAWnof94 N3BFx0frttu1JD7PUGT0ywdVRWkX6Fy6xb4HE8ts= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Wojciech Drewek , Mateusz Palczewski , Jacob Keller , "David S. Miller" , Sasha Levin , Arpana Arland Subject: [PATCH 6.1 40/86] igb: Fix potential memory leak in igb_add_ethtool_nfc_entry Date: Tue, 31 Oct 2023 18:01:05 +0100 Message-ID: <20231031165919.869903175@linuxfoundation.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231031165918.608547597@linuxfoundation.org> References: <20231031165918.608547597@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org 6.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Mateusz Palczewski [ Upstream commit 8c0b48e01daba5ca58f939a8425855d3f4f2ed14 ] Add check for return of igb_update_ethtool_nfc_entry so that in case of any potential errors the memory alocated for input will be freed. Fixes: 0e71def25281 ("igb: add support of RX network flow classification") Reviewed-by: Wojciech Drewek Signed-off-by: Mateusz Palczewski Tested-by: Arpana Arland (A Contingent worker at Intel) Signed-off-by: Jacob Keller Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- drivers/net/ethernet/intel/igb/igb_ethtool.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c index 96fa1c420f910..ceff537d9d22d 100644 --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c @@ -2978,11 +2978,15 @@ static int igb_add_ethtool_nfc_entry(struct igb_adapter *adapter, if (err) goto err_out_w_lock; - igb_update_ethtool_nfc_entry(adapter, input, input->sw_idx); + err = igb_update_ethtool_nfc_entry(adapter, input, input->sw_idx); + if (err) + goto err_out_input_filter; spin_unlock(&adapter->nfc_lock); return 0; +err_out_input_filter: + igb_erase_filter(adapter, input); err_out_w_lock: spin_unlock(&adapter->nfc_lock); err_out: -- 2.42.0