diff options
Diffstat (limited to 'ui/vdagent.c')
| -rw-r--r-- | ui/vdagent.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/ui/vdagent.c b/ui/vdagent.c index 4027126b7d..210b8c14ca 100644 --- a/ui/vdagent.c +++ b/ui/vdagent.c @@ -40,6 +40,7 @@ struct VDAgentChardev { bool clipboard; /* guest vdagent */ + bool connected; uint32_t caps; VDIChunkHeader chunk; uint32_t chunksize; @@ -858,6 +859,7 @@ static void vdagent_disconnect(VDAgentChardev *vd) { trace_vdagent_disconnect(); + vd->connected = false; g_byte_array_set_size(vd->outbuf, 0); vdagent_reset_bufs(vd); vd->caps = 0; @@ -876,6 +878,10 @@ static void vdagent_chr_set_fe_open(struct Chardev *chr, int fe_open) trace_vdagent_fe_open(fe_open); + if (vd->connected == fe_open) { + return; + } + if (!fe_open) { trace_vdagent_close(); vdagent_disconnect(vd); @@ -885,6 +891,7 @@ static void vdagent_chr_set_fe_open(struct Chardev *chr, int fe_open) return; } + vd->connected = true; vdagent_send_caps(vd, true); } |