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8385121
2013 Dec 02
3
[PATCH] libxenctrl: Fix xc_interface_close() crash if it gets NULL as an argument
...e fix similar issue in other functions which calls
xc_interface_close_common() too.
Signed-off-by: Daniel Kiper <daniel.kiper@oracle.com>
---
tools/libxc/xc_private.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/tools/libxc/xc_private.c b/tools/libxc/xc_private.c
index 524862e..838fd21 100644
--- a/tools/libxc/xc_private.c
+++ b/tools/libxc/xc_private.c
@@ -198,6 +198,9 @@ static int xc_interface_close_common(xc_interface *xch)
{
int rc = 0;
+ if (!xch)
+ return 0;
+
xc__hypercall_buffer_cache_release(xch);
xtl_logger_destroy(xch->dombuild_logger_tofree)...