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, URIBL_BLOCKED,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 46E08C433E6 for ; Mon, 8 Mar 2021 12:50:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 073106501F for ; Mon, 8 Mar 2021 12:50:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232696AbhCHMhO (ORCPT ); Mon, 8 Mar 2021 07:37:14 -0500 Received: from mail.kernel.org ([198.145.29.99]:46280 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232394AbhCHMgj (ORCPT ); Mon, 8 Mar 2021 07:36:39 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 1A9DB65210; Mon, 8 Mar 2021 12:36:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1615206998; bh=OIpZ9trqQ74KuIHQkV41t0IZRFG3Q73bshzWAruJd8E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GqzegX3IXkr6z8o0Z+0vWZ1RmI8hUDl59mVDKenUP2pPwmZHTTMdDPpyqMMnXecdP Ow4FwU+5vMUlCUJt6g+BvQrhwho/JznR/weCdhVmchp5e7b+mjmHl+KZvvmV8hWWHp xVclPN52nEchpCS1rVKwjmzmu6PyX61Pjoj23Y88= From: gregkh@linuxfoundation.org To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, YueHaibing , Leon Romanovsky , Jason Gunthorpe , Sasha Levin Subject: [PATCH 5.11 34/44] IB/mlx5: Add missing error code Date: Mon, 8 Mar 2021 13:35:12 +0100 Message-Id: <20210308122720.224203506@linuxfoundation.org> X-Mailer: git-send-email 2.30.1 In-Reply-To: <20210308122718.586629218@linuxfoundation.org> References: <20210308122718.586629218@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: YueHaibing [ Upstream commit 3a9b3d4536e0c25bd3906a28c1f584177e49dd0f ] Set err to -ENOMEM if kzalloc fails instead of 0. Fixes: 759738537142 ("IB/mlx5: Enable subscription for device events over DEVX") Link: https://lore.kernel.org/r/20210222122343.19720-1-yuehaibing@huawei.com Signed-off-by: YueHaibing Acked-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe Signed-off-by: Sasha Levin --- drivers/infiniband/hw/mlx5/devx.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/infiniband/hw/mlx5/devx.c b/drivers/infiniband/hw/mlx5/devx.c index ff8e17d7f7ca..8161035eb774 100644 --- a/drivers/infiniband/hw/mlx5/devx.c +++ b/drivers/infiniband/hw/mlx5/devx.c @@ -1970,8 +1970,10 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_DEVX_SUBSCRIBE_EVENT)( num_alloc_xa_entries++; event_sub = kzalloc(sizeof(*event_sub), GFP_KERNEL); - if (!event_sub) + if (!event_sub) { + err = -ENOMEM; goto err; + } list_add_tail(&event_sub->event_list, &sub_list); uverbs_uobject_get(&ev_file->uobj); -- 2.30.1