Fix a too big Stream_EnsureRemainingCapacity()

diff --git a/libfreerdp/core/gcc.c b/libfreerdp/core/gcc.c
index 3fc2ab1..b31de85 100644 (file)
--- a/libfreerdp/core/gcc.c
+++ b/libfreerdp/core/gcc.c
@@ -1754,7 +1754,7 @@ BOOL gcc_write_server_message_channel_data(wStream* s, rdpMcs* mcs)
        if (mcs->messageChannelId == 0)
                return TRUE;
 
-       if (!Stream_EnsureRemainingCapacity(s, 6 + 4))
+       if (!Stream_EnsureRemainingCapacity(s, 2 + 4))
                return FALSE;
 
        gcc_write_user_data_header(s, SC_MCS_MSGCHANNEL, 6);