From patchwork Mon Nov 16 13:07:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Zhang Changzhong X-Patchwork-Id: 1400906 Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=huawei.com Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4CZTpd1qdMz9sRK for ; Tue, 17 Nov 2020 00:06:01 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728965AbgKPNFh (ORCPT ); Mon, 16 Nov 2020 08:05:37 -0500 Received: from szxga07-in.huawei.com ([45.249.212.35]:7921 "EHLO szxga07-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727212AbgKPNFh (ORCPT ); Mon, 16 Nov 2020 08:05:37 -0500 Received: from DGGEMS408-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga07-in.huawei.com (SkyGuard) with ESMTP id 4CZTnr59Mdz6v92; Mon, 16 Nov 2020 21:05:20 +0800 (CST) Received: from compute.localdomain (10.175.112.70) by DGGEMS408-HUB.china.huawei.com (10.3.19.208) with Microsoft SMTP Server (TLS) id 14.3.487.0; Mon, 16 Nov 2020 21:05:30 +0800 From: Zhang Changzhong To: , , , , CC: , Subject: [PATCH net] qed: fix error return code in qed_iwarp_ll2_start() Date: Mon, 16 Nov 2020 21:07:13 +0800 Message-ID: <1605532033-27373-1-git-send-email-zhangchangzhong@huawei.com> X-Mailer: git-send-email 1.8.3.1 MIME-Version: 1.0 X-Originating-IP: [10.175.112.70] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Fix to return a negative error code from the error handling case instead of 0, as done elsewhere in this function. Fixes: 469981b17a4f ("qed: Add unaligned and packed packet processing") Fixes: fcb39f6c10b2 ("qed: Add mpa buffer descriptors for storing and processing mpa fpdus") Fixes: 1e28eaad07ea ("qed: Add iWARP support for fpdu spanned over more than two tcp packets") Reported-by: Hulk Robot Signed-off-by: Zhang Changzhong Acked-by: Michal Kalderon  --- drivers/net/ethernet/qlogic/qed/qed_iwarp.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/qlogic/qed/qed_iwarp.c b/drivers/net/ethernet/qlogic/qed/qed_iwarp.c index 512cbef..a998611 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_iwarp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_iwarp.c @@ -2754,14 +2754,18 @@ qed_iwarp_ll2_start(struct qed_hwfn *p_hwfn, iwarp_info->partial_fpdus = kcalloc((u16)p_hwfn->p_rdma_info->num_qps, sizeof(*iwarp_info->partial_fpdus), GFP_KERNEL); - if (!iwarp_info->partial_fpdus) + if (!iwarp_info->partial_fpdus) { + rc = -ENOMEM; goto err; + } iwarp_info->max_num_partial_fpdus = (u16)p_hwfn->p_rdma_info->num_qps; iwarp_info->mpa_intermediate_buf = kzalloc(buff_size, GFP_KERNEL); - if (!iwarp_info->mpa_intermediate_buf) + if (!iwarp_info->mpa_intermediate_buf) { + rc = -ENOMEM; goto err; + } /* The mpa_bufs array serves for pending RX packets received on the * mpa ll2 that don't have place on the tx ring and require later @@ -2771,8 +2775,10 @@ qed_iwarp_ll2_start(struct qed_hwfn *p_hwfn, iwarp_info->mpa_bufs = kcalloc(data.input.rx_num_desc, sizeof(*iwarp_info->mpa_bufs), GFP_KERNEL); - if (!iwarp_info->mpa_bufs) + if (!iwarp_info->mpa_bufs) { + rc = -ENOMEM; goto err; + } INIT_LIST_HEAD(&iwarp_info->mpa_buf_pending_list); INIT_LIST_HEAD(&iwarp_info->mpa_buf_list);