diff --git a/src/interface.c b/src/interface.c
index 70eb800b7..98559ebe7 100644
--- a/src/interface.c
+++ b/src/interface.c
@@ -2868,8 +2868,6 @@ int wpa_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_UNUSED
 
   md5_64 (block, hash);
 
-  memset (block, 0, sizeof (block));
-
   block[0] = digest[0];
   block[1] = digest[1];
   block[2] = digest[2];