Fix a crash with uninitialized buffer member of MathData

[lyx.git] / src / mathed / MathData.cpp

diff --git a/src/mathed/MathData.cpp b/src/mathed/MathData.cpp
index 0676dc732a7b72490c428331f12ec669f4931a93..9bfd558fe2856d8e1475648b8c9b1963255cf25a 100644 (file)
--- a/src/mathed/MathData.cpp
+++ b/src/mathed/MathData.cpp
@@ -48,7 +48,7 @@ namespace lyx {
 
 MathData::MathData(Buffer * buf, const_iterator from, const_iterator to)
        : base_type(from, to), minasc_(0), mindes_(0), slevel_(0),
-         sshift_(0), kerning_(0), buffer_(buf)
+         sshift_(0), buffer_(buf)
 {}
 
 
@@ -282,7 +282,6 @@ void MathData::metrics(MetricsInfo & mi, Dimension & dim, bool tight) const
 
        MathRow mrow(mi, this);
        mrow.metrics(mi, dim);
-       kerning_ = mrow.kerning(bv);
 
        // Set a minimal ascent/descent for the cell
        if (tight)
@@ -381,6 +380,12 @@ void MathData::drawT(TextPainter & pain, int x, int y) const
 }
 
 
+int MathData::kerning(BufferView const * bv) const
+{
+       return  bv->mathRow(this).kerning(bv);
+}
+
+
 void MathData::updateBuffer(ParIterator const & it, UpdateType utype)
 {
        // pass down