From: Ian Jackson <Ian.Jackson@eu.citrix.com>
Date: Mon, 28 Jun 2010 15:56:52 +0000 (+0100)
Subject: tools/libxc: Do not crash freeing logger on xc_interface_open error path
X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~11872
X-Git-Url: https://dgit.raspbian.org/%22http:/www.example.com/cgi/%22https:/%22bookmarks://%22/%22http:/www.example.com/cgi/%22https:/%22bookmarks:/%22?a=commitdiff_plain;h=df0dc323321e6f18cc3eff6fb2a441d9133c947c;p=xen.git

tools/libxc: Do not crash freeing logger on xc_interface_open error path

libxc could sometimes free the logger which xl created.
Thanks to report from Yang Hongyang <yanghy@cn.fujitsu.com>.

Signed-off-by: Ian Jackson <ian.jackson@eu.citrix.com>
---

diff --git a/tools/libxc/xc_private.c b/tools/libxc/xc_private.c
index 9761b98af4..befc3f965a 100644
--- a/tools/libxc/xc_private.c
+++ b/tools/libxc/xc_private.c
@@ -52,7 +52,7 @@ xc_interface *xc_interface_open(xentoollog_logger *logger,
     return xch;
 
  err:
-    if (xch) xtl_logger_destroy(xch->error_handler);
+    if (xch) xtl_logger_destroy(xch->error_handler_tofree);
     if (xch != &xch_buf) free(xch);
     return 0;
 }