Mailing List Archive

# HG changeset patch
# User Keir Fraser <keir.fraser@citrix.com>
# Date 1277110512 -3600
# Node ID 05e127771b86b3b58e8a20cd526c26d0896c3752
# Parent 9f257ab92ae4c07dc39b63aabd9867f179d6da25
libxc: Fix Segmentation fault of xend

If /proc/xen/privcmd cannot be opened,
start xend occurs Segmentation fault.
Add check to fix it.

Signed-off-by: Yu Zhiguo <yuzg@cn.fujitsu.com>
---
tools/libxc/xc_private.c | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)

diff -r 9f257ab92ae4 -r 05e127771b86 tools/libxc/xc_private.c
--- a/tools/libxc/xc_private.c Fri Jun 18 14:09:44 2010 +0100
+++ b/tools/libxc/xc_private.c Mon Jun 21 09:55:12 2010 +0100
@@ -82,8 +82,10 @@ const xc_error *xc_get_last_error(xc_int

void xc_clear_last_error(xc_interface *xch)
{
- xch->last_error.code = XC_ERROR_NONE;
- xch->last_error.message[0] = '\0';
+ if (xch) {
+ xch->last_error.code = XC_ERROR_NONE;
+ xch->last_error.message[0] = '\0';
+ }
}

const char *xc_error_code_to_desc(int code)

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