spice-core: fix warning when building with spice < 0.6.0

Signed-off-by: NGerd Hoffmann <kraxel@redhat.com>

ui/spice-core.c

@@ -240,7 +240,7 @@ void qemu_spice_init(void)
     char *x509_key_file = NULL,
         *x509_cert_file = NULL,
         *x509_cacert_file = NULL;
-    int port, tls_port, len, addr_flags, streaming_video;
+    int port, tls_port, len, addr_flags;
     spice_image_compression_t compression;
     spice_wan_compression_t wan_compr;
 
@@ -344,7 +344,7 @@ void qemu_spice_init(void)
 
     str = qemu_opt_get(opts, "streaming-video");
     if (str) {
-        streaming_video = parse_stream_video(str);
+        int streaming_video = parse_stream_video(str);
         spice_server_set_streaming_video(spice_server, streaming_video);
     }