* handle empty stream gracefully (even if gtkhtml doesn't)

pmo-trunk-r362

diff --git a/src/modest-tny-stream-gtkhtml.c b/src/modest-tny-stream-gtkhtml.c
index 6c77c63..6303a0f 100644 (file)
--- a/src/modest-tny-stream-gtkhtml.c
+++ b/src/modest-tny-stream-gtkhtml.c
@@ -164,7 +164,7 @@ gtkhtml_write (TnyStreamIface *self, const char *buffer, size_t n)
                return 0;
        }
 
-       if (n == 0)
+       if (n == 0 || !buffer)
                return 0;
                
        gtk_html_stream_write (priv->stream, buffer, n);