From patchwork Tue Nov 6 09:30:55 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kirill Tkhai X-Patchwork-Id: 10669963 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id EEE3A13A4 for ; Tue, 6 Nov 2018 09:31:03 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DE2AC2A28F for ; Tue, 6 Nov 2018 09:31:03 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D26412A281; Tue, 6 Nov 2018 09:31:03 +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=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, 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 897C12A281 for ; Tue, 6 Nov 2018 09:31:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730381AbeKFSzR (ORCPT ); Tue, 6 Nov 2018 13:55:17 -0500 Received: from relay.sw.ru ([185.231.240.75]:59176 "EHLO relay.sw.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729241AbeKFSzR (ORCPT ); Tue, 6 Nov 2018 13:55:17 -0500 Received: from [172.16.25.169] (helo=localhost.localdomain) by relay.sw.ru with esmtp (Exim 4.90_1) (envelope-from ) id 1gJxhH-0002w9-QP; Tue, 06 Nov 2018 12:30:55 +0300 Subject: [PATCH 5/6] fuse: Do some refactoring in fuse_dev_do_write() From: Kirill Tkhai To: miklos@szeredi.hu, ktkhai@virtuozzo.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Date: Tue, 06 Nov 2018 12:30:55 +0300 Message-ID: <154149665549.17764.16369219275104315430.stgit@localhost.localdomain> In-Reply-To: <154149586524.17764.5252013294539109287.stgit@localhost.localdomain> References: <154149586524.17764.5252013294539109287.stgit@localhost.localdomain> User-Agent: StGit/0.18 MIME-Version: 1.0 Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This is needed for next patch. Signed-off-by: Kirill Tkhai --- fs/fuse/dev.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index c603f1ebf0fd..315d395d5c02 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -1955,18 +1955,14 @@ static ssize_t fuse_dev_do_write(struct fuse_dev *fud, __fuse_get_request(req); spin_unlock(&fpq->lock); - err = -EINVAL; - if (nbytes != sizeof(struct fuse_out_header)) { - fuse_put_request(fc, req); - goto err_finish; - } - - if (oh.error == -ENOSYS) + if (nbytes != sizeof(struct fuse_out_header)) + nbytes = -EINVAL; + else if (oh.error == -ENOSYS) fc->no_interrupt = 1; else if (oh.error == -EAGAIN) queue_interrupt(&fc->iq, req); - fuse_put_request(fc, req); + fuse_put_request(fc, req); fuse_copy_finish(cs); return nbytes; }