[QGIS Commit] [qgis/Quantum-GIS] db91ea: fix runtime warning

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/qgis/Quantum-GIS
  Commit: db91ea982b0f249321faf004d8c26473a3457564
      https://github.com/qgis/Quantum-GIS/commit/db91ea982b0f249321faf004d8c26473a3457564
  Author: Juergen E. Fischer <jef at norbit.de>
  Date:   2012-06-28 (Thu, 28 Jun 2012)

  Changed paths:
    M src/core/qgsvectorlayer.cpp

  Log Message:
  -----------
  fix runtime warning