[Libvir] [patch 2/2] Dont crash if theres no /sys/hypervisor/capabilities
xenHypervisorMakeCapabilitiesXML() can be called with either
of it's FILE* paramaters NULL; don't crash when the capabilities
pointer is NULL.
Signed-off-by: Mark McLoughlin <markmc(a)redhat.com>
Index: libvirt/src/xen_internal.c
===================================================================
--- libvirt.orig/src/xen_internal.c 2008-02-06 22:38:06.000000000 +0000
+++ libvirt/src/xen_internal.c 2008-02-06 23:38:54.000000000 +0000
@@ -2233,7 +2233,7 @@
*/
/* Expecting one line in this file - ignore any more. */
- if (fgets (line, sizeof line, capabilities)) {
+ if (capabilities && fgets (line, sizeof line, capabilities)) {
/* Split the line into tokens. strtok_r is OK here because we "own"
* this buffer. Parse out the features from each token.
*/
--