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authorAlbrecht Schlosser <albrechts.fltk@online.de>2011-06-06 09:37:21 +0000
committerAlbrecht Schlosser <albrechts.fltk@online.de>2011-06-06 09:37:21 +0000
commitc53313ac6ed1f1d11f2a2ca912cfc38596a28f50 (patch)
tree8826d48a343ee9ea14006200b175fd50532c1d40
parent385ab5f354d8443de0e9a64375b4034ca7a06cd1 (diff)
Fix potential NULL pointer dereference, if !XineramaIsActive(...).
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@8783 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
-rw-r--r--src/screen_xywh.cxx2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/screen_xywh.cxx b/src/screen_xywh.cxx
index f1e9dd52a..21e4e5eb9 100644
--- a/src/screen_xywh.cxx
+++ b/src/screen_xywh.cxx
@@ -259,7 +259,7 @@ void Fl::screen_xywh(int &X, int &Y, int &W, int &H, int n) {
}
#else
#if HAVE_XINERAMA
- if (num_screens > 0) {
+ if (num_screens > 0 && screens) {
X = screens[n].x_org;
Y = screens[n].y_org;
W = screens[n].width;