Avoid segfault upon early libvirtd failure.

* qemud/qemud.c (main): Don't call qemudCleanup on an
uninitialized pointer.

ChangeLog

+Mon Mar  3 19:09:51 CET 2008 Jim Meyering <meyering@redhat.com>
+
+	Avoid segfault upon early libvirtd failure.
+	* qemud/qemud.c (main): Don't call qemudCleanup on an
+	uninitialized pointer.
+
 Mon Mar  3 15:40:31 CET 2008 Daniel Veillard <veillard@redhat.com>
 
 	* NEWS configure.in libvirt.spec.in docs/* include/libvirt/libvirt.h

qemud/qemud.c

@@ -2025,7 +2025,7 @@ libvirt management daemon:\n\
 
 #define MAX_LISTEN 5
 int main(int argc, char **argv) {
-    struct qemud_server *server;
+    struct qemud_server *server = NULL;
     struct sigaction sig_action;
     int sigpipe[2];
     const char *pid_file = NULL;
@@ -2180,7 +2180,8 @@ int main(int argc, char **argv) {
         unlink (pid_file);
 
  error1:
-    qemudCleanup(server);
+    if (server)
+        qemudCleanup(server);
     return ret;
 }