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=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 8308CC433DF for ; Wed, 1 Jul 2020 20:16:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6206320853 for ; Wed, 1 Jul 2020 20:16:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="EW3P3XAe" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726926AbgGAUQe (ORCPT ); Wed, 1 Jul 2020 16:16:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48234 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725915AbgGAUQd (ORCPT ); Wed, 1 Jul 2020 16:16:33 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5F692C08C5C1; Wed, 1 Jul 2020 13:16:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=jzV+T85fyIY/sAf/kMztKfiAVfq1VzZmIi5LCeoOypo=; b=EW3P3XAegjxqcJ9ZYWaUQYhXkx 1MYPdbAn5L8t/QefkTtawBb+TD4wehnm7wQRAKOZb45N7Cqapyl5qlRk+uFlipfVw4sl0xJGT/1mR xbFHLkG9XBkLTu0mYX420UTo/5N+xcmG0FvSRuEjxTnv1mThzunBumQuwFaOstdMKzhRFsSr429OB o9H/9kFoO8E6B5xTxIqVdCd786UtfkmjDVZSkLockzGJQqOAPnmxlFhfUbHpzAcysnct0rMcj9Yqf knlNA9sCilVdUeRRTu2ZO5skgD31FfWEiNiAa7zRU5VDel1gan/I8r80OGzC7MLLnGA2QLBFWoLyJ XxCj+Nlw==; Received: from 213-225-32-40.nat.highway.a1.net ([213.225.32.40] helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jqj9f-0001lS-Cp; Wed, 01 Jul 2020 20:16:27 +0000 From: Christoph Hellwig To: Al Viro , Linus Torvalds Cc: Luis Chamberlain , Matthew Wilcox , Kees Cook , Iurii Zaikin , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, Ian Kent Subject: [PATCH 02/23] autofs: switch to kernel_write Date: Wed, 1 Jul 2020 22:09:30 +0200 Message-Id: <20200701200951.3603160-3-hch@lst.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200701200951.3603160-1-hch@lst.de> References: <20200701200951.3603160-1-hch@lst.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org While pipes don't really need sb_writers projection, __kernel_write is an interface better kept private, and the additional rw_verify_area does not hurt here. Signed-off-by: Christoph Hellwig Acked-by: Ian Kent --- fs/autofs/waitq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/autofs/waitq.c b/fs/autofs/waitq.c index b04c528b19d342..74c886f7c51cbe 100644 --- a/fs/autofs/waitq.c +++ b/fs/autofs/waitq.c @@ -53,7 +53,7 @@ static int autofs_write(struct autofs_sb_info *sbi, mutex_lock(&sbi->pipe_mutex); while (bytes) { - wr = __kernel_write(file, data, bytes, &file->f_pos); + wr = kernel_write(file, data, bytes, &file->f_pos); if (wr <= 0) break; data += wr; -- 2.26.2