From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55354) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VCoEM-0000pJ-Kw for qemu-devel@nongnu.org; Fri, 23 Aug 2013 06:04:43 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VCoED-0005qr-Os for qemu-devel@nongnu.org; Fri, 23 Aug 2013 06:04:34 -0400 Received: from e28smtp07.in.ibm.com ([122.248.162.7]:49431) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VCoED-0005qU-31 for qemu-devel@nongnu.org; Fri, 23 Aug 2013 06:04:25 -0400 Received: from /spool/local by e28smtp07.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 23 Aug 2013 15:25:17 +0530 Received: from d28relay03.in.ibm.com (d28relay03.in.ibm.com [9.184.220.60]) by d28dlp02.in.ibm.com (Postfix) with ESMTP id C14A53940058 for ; Fri, 23 Aug 2013 15:34:09 +0530 (IST) Received: from d28av03.in.ibm.com (d28av03.in.ibm.com [9.184.220.65]) by d28relay03.in.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r7NA5od642729658 for ; Fri, 23 Aug 2013 15:35:51 +0530 Received: from d28av03.in.ibm.com (localhost [127.0.0.1]) by d28av03.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id r7NA4INs014309 for ; Fri, 23 Aug 2013 15:34:19 +0530 From: Lei Li Date: Fri, 23 Aug 2013 18:03:03 +0800 Message-Id: <1377252185-25585-1-git-send-email-lilei@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH 1/3] savevm: add comments for qemu_file_get_error() List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Lei Li , quintela@redhat.com, mrhines@linux.vnet.ibm.com, anthony@codemonkey.ws, lagarcia@br.ibm.com, pbonzini@redhat.com Add comments for qemu_file_get_error(), as its return value is not very clear. Signed-off-by: Lei Li --- savevm.c | 7 +++++++ 1 files changed, 7 insertions(+), 0 deletions(-) diff --git a/savevm.c b/savevm.c index 03fc4d9..95a11f9 100644 --- a/savevm.c +++ b/savevm.c @@ -566,6 +566,13 @@ QEMUFile *qemu_fopen_ops(void *opaque, const QEMUFileOps *ops) return f; } +/* + * Get last error for stream f + * + * Return negative error value if there has been an error on previous + * operations, return 0 if no error happened. + * + */ int qemu_file_get_error(QEMUFile *f) { return f->last_error; -- 1.7.7.6