diff --git a/libs/ui/GraphicBufferMapper.cpp b/libs/ui/GraphicBufferMapper.cpp
index 31bfb2d..32f4909 100644
--- a/libs/ui/GraphicBufferMapper.cpp
+++ b/libs/ui/GraphicBufferMapper.cpp
@@ -160,6 +160,9 @@
                 bounds.left, bounds.top, bounds.width(), bounds.height(),
                 ycbcr);
     } else {
+        if (fenceFd >= 0) {
+            close(fenceFd);
+        }
         return -EINVAL; // do not log failure
     }