diff --git a/vp9/decoder/vp9_decodeframe.c b/vp9/decoder/vp9_decodeframe.c
index 264ad4422..81f87cdf7 100644
--- a/vp9/decoder/vp9_decodeframe.c
+++ b/vp9/decoder/vp9_decodeframe.c
@@ -1086,13 +1086,7 @@ static int tile_worker_hook(TileWorkerData *const tile_data,
 static int compare_tile_buffers(const void *a, const void *b) {
   const TileBuffer *const buf1 = (const TileBuffer*)a;
   const TileBuffer *const buf2 = (const TileBuffer*)b;
-  if (buf1->size < buf2->size) {
-    return 1;
-  } else if (buf1->size == buf2->size) {
-    return 0;
-  } else {
-    return -1;
-  }
+  return (int)(buf2->size - buf1->size);
 }
 
 static const uint8_t *decode_tiles_mt(VP9Decoder *pbi,