Only set buffer if it is not null.

[lyx.git] / src / mathed / InsetMathRoot.h

diff --git a/src/mathed/InsetMathRoot.h b/src/mathed/InsetMathRoot.h
index a91e89b3b395f7641792fc127120af782eb71144..253d0e7164a8c1fe30507381cb86662b56bbc4ea 100644 (file)
--- a/src/mathed/InsetMathRoot.h
+++ b/src/mathed/InsetMathRoot.h
@@ -25,11 +25,11 @@ public:
        ///
        explicit InsetMathRoot(Buffer * buf);
        ///
-       bool idxUpDown(Cursor & cur, bool up) const;
+       bool idxUpDown(Cursor & cur, bool up) const override;
        ///
-       bool idxForward(Cursor & cur) const;
+       bool idxForward(Cursor & cur) const override;
        ///
-       bool idxBackward(Cursor & cur) const;
+       bool idxBackward(Cursor & cur) const override;
        ///
        bool idxFirst(Cursor &) const override;
        ///