From patchwork Mon Jun 26 09:57:11 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?UTF-8?q?Javier=20Gonz=C3=A1lez?= X-Patchwork-Id: 9808997 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id DF554603F3 for ; Mon, 26 Jun 2017 09:58:15 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E5E0C2847B for ; Mon, 26 Jun 2017 09:58:15 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id DA1792847D; Mon, 26 Jun 2017 09:58:15 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 796452847C for ; Mon, 26 Jun 2017 09:58:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751498AbdFZJ6O (ORCPT ); Mon, 26 Jun 2017 05:58:14 -0400 Received: from mail-wm0-f46.google.com ([74.125.82.46]:35644 "EHLO mail-wm0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751456AbdFZJ6N (ORCPT ); Mon, 26 Jun 2017 05:58:13 -0400 Received: by mail-wm0-f46.google.com with SMTP id w126so2843635wme.0 for ; Mon, 26 Jun 2017 02:58:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lightnvm-io.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=QhA3Vqb4o9WA8RoUajxzQOeYvQ4ZvM+i35DelukynjI=; b=ikJOmgdHi7ZZIJa5wmBjIgZtAx2kADzZ/LgQ2hPqlojPWH4657eHsCiNb693rem2Aj mZHagBZW2wQoV6hL1boOe4uW+FDcVp/RsOp4lljdCFAZor5fmLUlg1A7mxmFTTI+6sll lQTBxahcFAAaLyvrsyBJ4KjaT3mdlmd2/gZmGDXPuYSiKG1d1b8KJ5f4y4bb0jxRxGn6 qmuZRpIQrEU0ymCmy9yxrApDpV6su0sxbwexywOun67U5f23kZ+IN8sf3lR74PgYJLAN EmofxzBHG34Qnvpr2/C3lvRLBkmY7eB80uXzCwbDgZ6arsuCBhOPifKhx04Nw7ewZVm2 gGvw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=QhA3Vqb4o9WA8RoUajxzQOeYvQ4ZvM+i35DelukynjI=; b=bcO4n3zEbHBUGjt06ipYPbx+2kng9NyGrJCRrzqOXUZXTHgpNv8/tKXNmBldDkHauE LrLZy+pQtdTZeYJSgaoK5vKE9hCd9y6JBjbLpwANAUonqULCeOpUlX4MTk1Ggh+imwpq 06wEPrpGYimGZspMEdlswTlz6rL/MuVcf0Dlj5feE0jKcf+ewbk4T6wldh6c8uTMIEgH 8PFRrIII5t/TymwHZRgdhKtnxFDAbW74WnYj8JDM00J7zp+o1Sd03pqzrsM5eLREX1Af cbvX23nQkvMAHJ1hGYNDvOQMMYM4hZEVhMkoqNfQk4ULwU8yZ+COw5xFNUYvpQwKEL6u YgCA== X-Gm-Message-State: AKS2vOwx7Qg1LzQ0+yDi2w2BubUU0JGSRAM4VFKDFyWTRXdKLMrz5QbR JDwH0ooU1kWkoxxn X-Received: by 10.80.158.71 with SMTP id z65mr8351644ede.9.1498471092001; Mon, 26 Jun 2017 02:58:12 -0700 (PDT) Received: from uHalley.cnexlabs.com (6164211-cl69.boa.fiberby.dk. [193.106.164.211]) by smtp.gmail.com with ESMTPSA id n26sm5212537edd.51.2017.06.26.02.58.11 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 26 Jun 2017 02:58:11 -0700 (PDT) From: "=?UTF-8?q?Javier=20Gonz=C3=A1lez?=" X-Google-Original-From: =?UTF-8?q?Javier=20Gonz=C3=A1lez?= To: mb@lightnvm.io, axboe@fb.com Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, =?UTF-8?q?Javier=20Gonz=C3=A1lez?= , =?UTF-8?q?Matias=20Bj=C3=B8rling?= Subject: [PATCH 02/20] lightnvm: propagate right error code to target Date: Mon, 26 Jun 2017 11:57:11 +0200 Message-Id: <1498471049-25505-3-git-send-email-javier@cnexlabs.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1498471049-25505-1-git-send-email-javier@cnexlabs.com> References: <1498471049-25505-1-git-send-email-javier@cnexlabs.com> MIME-Version: 1.0 Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP If nvme_alloc_request fails, propagate the right error, instead of assuming ENOMEM. Signed-off-by: Javier González Signed-off-by: Matias Bjørling --- drivers/nvme/host/lightnvm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/nvme/host/lightnvm.c b/drivers/nvme/host/lightnvm.c index 2d7a2889866f..334943189dd1 100644 --- a/drivers/nvme/host/lightnvm.c +++ b/drivers/nvme/host/lightnvm.c @@ -509,7 +509,7 @@ static int nvme_nvm_submit_io(struct nvm_dev *dev, struct nvm_rq *rqd) rq = nvme_alloc_request(q, (struct nvme_command *)cmd, 0, NVME_QID_ANY); if (IS_ERR(rq)) { kfree(cmd); - return -ENOMEM; + return PTR_ERR(rq); } rq->cmd_flags &= ~REQ_FAILFAST_DRIVER;