Fix empty width support for Box inset

[lyx.git] / src / insets / InsetExternal.cpp

diff --git a/src/insets/InsetExternal.cpp b/src/insets/InsetExternal.cpp
index 6c38e1f3a6607af54c0f9b9ae6ee51d47a2202e5..9d4d6c168448c7b24ac7da362866ff66bbf60e71 100644 (file)
--- a/src/insets/InsetExternal.cpp
+++ b/src/insets/InsetExternal.cpp
@@ -622,7 +622,7 @@ void InsetExternal::fileChanged() const
                return;
 
        RenderMonitoredPreview * const ptr = renderer_->asMonitoredPreview();
-       LASSERT(ptr, /**/);
+       LASSERT(ptr, return);
 
        ptr->removePreview(*buffer);
        add_preview_and_start_loading(*ptr, *this, *buffer);