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| author | Christian Beier <dontmind@freeshell.org> | 2011-03-17 13:11:59 +0100 |
|---|---|---|
| committer | Christian Beier <dontmind@freeshell.org> | 2011-03-17 13:11:59 +0100 |
| commit | bf2470cec69ab00f7213aa136f5a2d486c9da17a (patch) | |
| tree | 9ff1c77459eabd1ef1fc594c190cbb455c92a0bd /examples/pnmshow.c | |
| parent | 6b60690a4a1642c77bd6ac42789c4da6ed770075 (diff) | |
| download | libtdevnc-bf2470cec69ab00f7213aa136f5a2d486c9da17a.tar.gz libtdevnc-bf2470cec69ab00f7213aa136f5a2d486c9da17a.zip | |
Check rfbGetScreen() return value everywhere.
This fixes a segfault when a server is invoked with the
'-help' commandline argument.
Diffstat (limited to 'examples/pnmshow.c')
| -rw-r--r-- | examples/pnmshow.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/examples/pnmshow.c b/examples/pnmshow.c index 734155f..6ced92a 100644 --- a/examples/pnmshow.c +++ b/examples/pnmshow.c @@ -65,6 +65,8 @@ int main(int argc,char** argv) /* initialize data for vnc server */ rfbScreen = rfbGetScreen(&argc,argv,paddedWidth,height,8,(bitsPerPixelInFile+7)/8,bytesPerPixel); + if(!rfbScreen) + return 0; if(argc>1) rfbScreen->desktopName = argv[1]; else |