diff --git a/libavcodec/g723_1.c b/libavcodec/g723_1.c
index 37b7ff5f09..fd03ed97d4 100644
--- a/libavcodec/g723_1.c
+++ b/libavcodec/g723_1.c
@@ -265,13 +265,6 @@ static int16_t square_root(int val)
  */
 static int normalize_bits(int num, int width)
 {
-    if (!num)
-        return 0;
-    if (num == -1)
-        return width;
-    if (num < 0)
-        num = ~num;
-
     return width - av_log2(num) - 1;
 }