diff options
| author | Alexis La Goutte <alexis.lagoutte@gmail.com> | 2014-04-10 22:53:11 +0200 |
|---|---|---|
| committer | Michael Mann <mmann78@netscape.net> | 2014-04-10 23:41:06 +0000 |
| commit | 725c2b3354ca446525b9931746b2441de6b8b816 (patch) | |
| tree | aa67418647dcd5fbd40880a05cf6ae0d1483b038 /ui/qt/io_graph_dialog.cpp | |
| parent | 36a2ba2ce684d242cf26aa0bcb4ae7944aff43c7 (diff) | |
Fix called C++ object pointer is null found by Clang Analyzer
Change-Id: I7d142ed60af8bb776ea732bf9ef94ad92bc23d70
Reviewed-on: https://code.wireshark.org/review/1061
Reviewed-by: Michael Mann <mmann78@netscape.net>
Diffstat (limited to 'ui/qt/io_graph_dialog.cpp')
| -rw-r--r-- | ui/qt/io_graph_dialog.cpp | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/ui/qt/io_graph_dialog.cpp b/ui/qt/io_graph_dialog.cpp index c6d776015c..636a343fb7 100644 --- a/ui/qt/io_graph_dialog.cpp +++ b/ui/qt/io_graph_dialog.cpp @@ -1667,19 +1667,29 @@ void IOGraph::setPlotStyle(int style) } switch (style) { case psLine: - graph_->setLineStyle(QCPGraph::lsLine); + if (graph_) { + graph_->setLineStyle(QCPGraph::lsLine); + } break; case psImpulse: - graph_->setLineStyle(QCPGraph::lsImpulse); + if (graph_) { + graph_->setLineStyle(QCPGraph::lsImpulse); + } break; case psDot: - graph_->setScatterStyle(QCPScatterStyle::ssDisc); + if (graph_) { + graph_->setScatterStyle(QCPScatterStyle::ssDisc); + } break; case psSquare: - graph_->setScatterStyle(QCPScatterStyle::ssSquare); + if (graph_) { + graph_->setScatterStyle(QCPScatterStyle::ssSquare); + } break; case psDiamond: - graph_->setScatterStyle(QCPScatterStyle::ssDiamond); + if (graph_) { + graph_->setScatterStyle(QCPScatterStyle::ssDiamond); + } break; case psBar: case IOGraph::psStackedBar: |