[libvirt] [PATCH] [LXC] Remove unused variable and fix uninitialized variable

[Dan Smith]

Also remove a stale comment in the area.  This makes libvirt compile when
passed --with-lxc and --enable-compiler-warnings=error

diff -r bd08a3f22fb2 -r fa048279476d src/veth.c
--- a/src/veth.c	Thu Jun 26 16:09:48 2008 +0000
+++ b/src/veth.c	Fri Jun 27 06:48:10 2008 -0700
@@ -192,14 +192,12 @@
  */
 int moveInterfaceToNetNs(const char* interface, int pidInNs)
 {
-    int rc;
-    /* offset of the pid field in the following args */
+    int rc = -1;
     char *pid = NULL;
     const char *argv[] = {
         "ip", "link", "set", interface, "netns", NULL, NULL
     };
     int cmdResult;
-    int len;
 
     if (NULL == interface) {
         goto error_out;