Fixing crash if effect's target was nil.

beartung · Feb 8, 2013 · bcbb7e6 · bcbb7e6
1 parent 84ed64f
commit bcbb7e6
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/framework/Source/GPUImageFilter.m b/framework/Source/GPUImageFilter.m
@@ -157,7 +157,10 @@ void dataProviderUnlockCallback (void *info, const void *data, size_t size)
     GPUImageFilter *filter = (__bridge_transfer GPUImageFilter*)info;
 
     CVPixelBufferUnlockBaseAddress([filter renderTarget], 0);
-    CFRelease([filter renderTarget]);
+
+    if ([filter renderTarget]) {
+	CFRelease([filter renderTarget]);
+    }
 
     [filter destroyFilterFBO];