Fixed _config_size return

diff --git a/winpr/libwinpr/comm/comm_serial_sys.c b/winpr/libwinpr/comm/comm_serial_sys.c
index 1ba0abd..2dff3f2 100644 (file)
--- a/winpr/libwinpr/comm/comm_serial_sys.c
+++ b/winpr/libwinpr/comm/comm_serial_sys.c
@@ -1547,7 +1547,10 @@ BOOL _get_dtrrts(WINPR_COMM *pComm, ULONG *pMask)
 BOOL _config_size(WINPR_COMM *pComm, ULONG *pSize)
 {
        /* http://msdn.microsoft.com/en-us/library/ff546548%28v=vs.85%29.aspx */
-       pSize = 0;
+       if (!pSize)
+               return FALSE;
+
+       *pSize = 0;
        return TRUE;
 }