diff --git a/libavcodec/videotoolboxenc.c b/libavcodec/videotoolboxenc.c
index 432c393989..e31261d55e 100644
--- a/libavcodec/videotoolboxenc.c
+++ b/libavcodec/videotoolboxenc.c
@@ -229,7 +229,6 @@ typedef struct BufNode {
     CMSampleBufferRef cm_buffer;
     ExtraSEI *sei;
     struct BufNode* next;
-    int error;
 } BufNode;
 
 typedef struct VTEncContext {