[Libvirt-cim] [PATCH] Handle failure to instantiate Foo_PointingDevice

[Dan Smith]

# HG changeset patch
# User Dan Smith <danms at us.ibm.com>
# Date 1226613004 28800
# Node ID ce7c7e1b1779e43176254108c271ab1e9501390f
# Parent  9ff301e463a4de21ffae06ce58442da24e40c6cb
Handle failure to instantiate Foo_PointingDevice

Without this, we segfault the provider if the schema hasn't been installed
for PointingDevice.

Signed-off-by: Dan Smith <danms at us.ibm.com>

diff -r 9ff301e463a4 -r ce7c7e1b1779 src/Virt_Device.c
--- a/src/Virt_Device.c	Wed Nov 12 14:22:50 2008 -0800
+++ b/src/Virt_Device.c	Thu Nov 13 13:50:04 2008 -0800
@@ -289,6 +289,11 @@
                                   pfx_from_conn(conn),
                                   "PointingDevice",
                                   ns);
+        if (inst == NULL) {
+                CU_DEBUG("Failed to get instance of %s_PointingDevice",
+                         pfx_from_conn(conn));
+                return NULL;
+        }
 
         if (!input_set_attr(inst, dev))
                 return NULL;