From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: util-linux-owner@vger.kernel.org Received: from mail-wg0-f45.google.com ([74.125.82.45]:37626 "EHLO mail-wg0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753216Ab3DMT43 (ORCPT ); Sat, 13 Apr 2013 15:56:29 -0400 Received: by mail-wg0-f45.google.com with SMTP id l18so3656527wgh.12 for ; Sat, 13 Apr 2013 12:56:28 -0700 (PDT) From: Sami Kerola To: util-linux@vger.kernel.org Cc: kerolasa@iki.fi Subject: [PATCH 29/33] swaplabel: check writing to a file descriptor was successful Date: Sat, 13 Apr 2013 20:54:57 +0100 Message-Id: <1365882901-11429-30-git-send-email-kerolasa@iki.fi> In-Reply-To: <1365882901-11429-1-git-send-email-kerolasa@iki.fi> References: <1365882901-11429-1-git-send-email-kerolasa@iki.fi> Sender: util-linux-owner@vger.kernel.org List-ID: Signed-off-by: Sami Kerola --- disk-utils/swaplabel.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/disk-utils/swaplabel.c b/disk-utils/swaplabel.c index 3e3e78b..a5ccb7e 100644 --- a/disk-utils/swaplabel.c +++ b/disk-utils/swaplabel.c @@ -145,7 +145,10 @@ static int change_info(const char *devname, const char *label, const char *uuid) } } - close(fd); + if (close_fd(fd) != 0) { + warn(_("write failed: %s"), devname); + return -1; + } return 0; err: if (fd >= 0) -- 1.8.2.1