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Diffstat (limited to 'src/drivers/Quartz')
-rw-r--r--src/drivers/Quartz/Fl_Quartz_Image_Surface_Driver.cxx2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/drivers/Quartz/Fl_Quartz_Image_Surface_Driver.cxx b/src/drivers/Quartz/Fl_Quartz_Image_Surface_Driver.cxx
index 1910d3f46..4eae3d58f 100644
--- a/src/drivers/Quartz/Fl_Quartz_Image_Surface_Driver.cxx
+++ b/src/drivers/Quartz/Fl_Quartz_Image_Surface_Driver.cxx
@@ -72,7 +72,7 @@ Fl_Quartz_Image_Surface_Driver::Fl_Quartz_Image_Surface_Driver(int w, int h, int
}
Fl_Quartz_Image_Surface_Driver::~Fl_Quartz_Image_Surface_Driver() {
- if (offscreen) {
+ if (offscreen && !external_offscreen) {
void *data = CGBitmapContextGetData(offscreen);
free(data);
CGContextRelease((CGContextRef)offscreen);