ovs-numa: Fix a missing initialization.

This commit updates the pointer to 'struct numa_node'
when initializing the 'struct cpu_core'.

Signed-off-by: Alex Wang <alexw@nicira.com>
Acked-by: Ben Pfaff <blp@nicira.com>

lib/ovs-numa.c

@@ -122,6 +122,7 @@ discover_numa_and_core(void)
                                 hash_int(core_id, 0));
                     list_insert(&n->cores, &c->list_node);
                     c->core_id = core_id;
+                    c->numa = n;
                     n_cpus++;
                 }
             }