From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wen Congyang Subject: [PATCH v4 4/5] tools/libxc: error handling for the postcopy() callback Date: Mon, 18 Jan 2016 13:40:21 +0800 Message-ID: <1453095622-14859-5-git-send-email-wency@cn.fujitsu.com> References: <1453095622-14859-1-git-send-email-wency@cn.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1453095622-14859-1-git-send-email-wency@cn.fujitsu.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: xen devel , Andrew Cooper Cc: Changlong Xie , Wei Liu , Ian Campbell , Wen Congyang , Ian Jackson , Shriram Rajagopalan , Yang Hongyang List-Id: xen-devel@lists.xenproject.org Signed-off-by: Wen Congyang Reviewed-by: Andrew Cooper --- tools/libxc/xc_sr_save.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/tools/libxc/xc_sr_save.c b/tools/libxc/xc_sr_save.c index e532168..e4ba560 100644 --- a/tools/libxc/xc_sr_save.c +++ b/tools/libxc/xc_sr_save.c @@ -791,7 +791,9 @@ static int save(struct xc_sr_context *ctx, uint16_t guest_type) if ( rc ) goto err; - ctx->save.callbacks->postcopy(ctx->save.callbacks->data); + rc = ctx->save.callbacks->postcopy(ctx->save.callbacks->data); + if ( rc <= 0 ) + goto err; rc = ctx->save.callbacks->checkpoint(ctx->save.callbacks->data); if ( rc <= 0 ) -- 2.5.0