spice-qemu-char: register spicevmc ports during qemu_spice_init()

Do the delayed registration of spicevmc ports after Spice server is
initialized.

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

spice-qemu-char.c

diff --git a/spice-qemu-char.c b/spice-qemu-char.c
index 4eb85ae..b2586c2 100644
--- a/spice-qemu-char.c
+++ b/spice-qemu-char.c
@@ -293,4 +293,16 @@
 
     return chr;
 }
+
+void qemu_spice_register_ports(void)
+{
+    SpiceCharDriver *s;
+
+    QLIST_FOREACH(s, &spice_chars, next) {
+        if (s->sin.portname == NULL) {
+            continue;
+        }
+        vmc_register_interface(s);
+    }
+}
 #endif

ui/qemu-spice.h

diff --git a/ui/qemu-spice.h b/ui/qemu-spice.h
index 5669767..642f012 100644
--- a/ui/qemu-spice.h
+++ b/ui/qemu-spice.h
@@ -48,6 +48,7 @@
 CharDriverState *qemu_chr_open_spice(QemuOpts *opts);
 #if SPICE_SERVER_VERSION >= 0x000c02
 CharDriverState *qemu_chr_open_spice_port(QemuOpts *opts);
+void qemu_spice_register_ports(void);
 #endif
 
 #else  /* CONFIG_SPICE */

ui/spice-core.c

diff --git a/ui/spice-core.c b/ui/spice-core.c
index 59ce5f6..ac46deb 100644
--- a/ui/spice-core.c
+++ b/ui/spice-core.c
@@ -714,6 +714,10 @@
     g_free(x509_key_file);
     g_free(x509_cert_file);
     g_free(x509_cacert_file);
+
+#if SPICE_SERVER_VERSION >= 0x000c02
+    qemu_spice_register_ports();
+#endif
 }
 
 int qemu_spice_add_interface(SpiceBaseInstance *sin)