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,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 78F7CC433ED for ; Fri, 23 Apr 2021 21:58:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 478D5613C4 for ; Fri, 23 Apr 2021 21:58:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231881AbhDWV6l (ORCPT ); Fri, 23 Apr 2021 17:58:41 -0400 Received: from mail.kernel.org ([198.145.29.99]:47400 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232283AbhDWV6l (ORCPT ); Fri, 23 Apr 2021 17:58:41 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 85EC361467; Fri, 23 Apr 2021 21:58:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1619215084; bh=4BwAoZYuq6EaqLBmiYSzglPsq0jkn4ZTw3NCgs2hImE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Gw+Iyl49gnWv7NDa8Hlu281dehcjpVddZq8mJuY1nw+SiRFJ8krW9hxo29qLCFPxh /b90LVeNyS+CscnUYj7G8oBXptJd9b9/XsHCw69Yyio5gAxkf8bTd+TNoyD77z5oXE DT+mdnqSgX57T6OAyfpCJT/enRJCSQRHEWoOtmgQWoPoO9pG0Tq1lQDgxumxr+aaPP 08VW5qTnLe5kRFuqaBFBd887CI2GtcIyp4skFTrOZoMnm6HqA95AOkFAqiBzbrLoHG VqNR2e5axSy282+FWnP0ORfQDKrTSEbCg0wfElLEysHxOZloRxjaJidvlTZsYnO7Hz qqks98E8yyiwQ== From: Keith Busch To: linux-nvme@lists.infradead.org, sagi@grimberg.me, hch@lst.de, axboe@kernel.dk, linux-block@vger.kernel.org Cc: Yuanyuan Zhong , Casey Chen , Keith Busch Subject: [PATCH 2/2] nvme: use return value from blk_execute_rq() Date: Fri, 23 Apr 2021 14:58:00 -0700 Message-Id: <20210423215800.40648-2-kbusch@kernel.org> X-Mailer: git-send-email 2.25.4 In-Reply-To: <20210423215800.40648-1-kbusch@kernel.org> References: <20210423215800.40648-1-kbusch@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org We don't have an nvme status to report if the driver's .queue_rq() returns an error without dispatching the requested nvme command. Use the return value from blk_execute_rq() so the caller may know their command was not successful. Reported-by: Yuanyuan Zhong Signed-off-by: Keith Busch --- drivers/nvme/host/core.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 85538c38aae9..b57157106cac 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -1000,12 +1000,12 @@ int __nvme_submit_sync_cmd(struct request_queue *q, struct nvme_command *cmd, if (poll) nvme_execute_rq_polled(req->q, NULL, req, at_head); else - blk_execute_rq(NULL, req, at_head); + ret = blk_execute_rq(NULL, req, at_head); if (result) *result = nvme_req(req)->result; if (nvme_req(req)->flags & NVME_REQ_CANCELLED) ret = -EINTR; - else + else if (nvme_req(req)->status) ret = nvme_req(req)->status; out: blk_mq_free_request(req); -- 2.25.4