gtk: calling connect() on a connecting channel is fine

This avoid problems where different display shares the same input
channel and try to connect two times.

1 files changed, 6 insertions, 0 deletions

diff --git a/gtk/spice-channel.c b/gtk/spice-channel.c
index 241c4c1..ea5ba0b 100644
--- a/gtk/spice-channel.c
+++ b/gtk/spice-channel.c
@@ -2004,6 +2004,12 @@ static gboolean channel_connect(SpiceChannel *channel)
  **/
 gboolean spice_channel_connect(SpiceChannel *channel)
 {
+    g_return_val_if_fail(SPICE_IS_CHANNEL(channel), FALSE);
+    spice_channel *c = channel->priv;
+
+    if (c->state == SPICE_CHANNEL_STATE_CONNECTING)
+        return TRUE;
+
     return channel_connect(channel);
 }