diff --git a/media/jni/android_media_ImageWriter.cpp b/media/jni/android_media_ImageWriter.cpp
index 08d2947b795f9..6d8b966f35d56 100644
--- a/media/jni/android_media_ImageWriter.cpp
+++ b/media/jni/android_media_ImageWriter.cpp
@@ -881,7 +881,7 @@ static bool Image_getLockedImageInfo(JNIEnv* env, LockedImage* buffer, int idx,
             pixelStride, rowStride);
     if (res != OK) {
         jniThrowExceptionFmt(env, "java/lang/UnsupportedOperationException",
-                             "Pixel format: 0x%x is unsupported", buffer->flexFormat);
+                             "Pixel format: 0x%x is unsupported", writerFormat);
         return false;
     }
     return true;