Pass 'reds' as opaque data in vdi port char device

This allows us to access the RedsState variable non-globally without
changing the signature of the callback functions.

1 files changed, 3 insertions, 1 deletions

diff --git a/server/reds.c b/server/reds.c
index 6a18a557..0b6edd2e 100644
--- a/server/reds.c
+++ b/server/reds.c
@@ -680,6 +680,7 @@ static void vdi_port_read_buf_unref(RedsState *reds, VDIReadBuf *buf)
 static SpiceCharDeviceMsgToClient *vdi_port_read_one_msg_from_device(SpiceCharDeviceInstance *sin,
                                                                      void *opaque)
 {
+    RedsState *reds = opaque;
     VDIPortState *state = &reds->agent_state;
     SpiceCharDeviceInterface *sif;
     VDIReadBuf *dispatch_buf;
@@ -752,6 +753,7 @@ static SpiceCharDeviceMsgToClient *vdi_port_ref_msg_to_client(SpiceCharDeviceMsg
 static void vdi_port_unref_msg_to_client(SpiceCharDeviceMsgToClient *msg,
                                   void *opaque)
 {
+    RedsState *reds = opaque;
     vdi_port_read_buf_unref(reds, msg);
 }
 
@@ -2865,7 +2867,7 @@ static SpiceCharDeviceState *attach_to_red_agent(SpiceCharDeviceInstance *sin)
                                                      REDS_TOKENS_TO_SEND,
                                                      REDS_NUM_INTERNAL_AGENT_MESSAGES,
                                                      &char_dev_state_cbs,
-                                                     NULL);
+                                                     reds);
     } else {
         spice_char_device_state_reset_dev_instance(state->base, sin);
     }