Separate sanity test for consistent coding style in if block

Signed-off-by: Constanza Heath <[email protected]>

Author: Constanza Heath

lib/hmac_prng.c

@@ -138,7 +138,9 @@ int32_t tc_hmac_prng_reseed (
       seedlen < MIN_SLEN ||
       seedlen > MAX_SLEN) {
     return TC_FAIL;
-  } else if (additional_input != (const uint8_t *) 0) {
+  } 
+  
+  if (additional_input != (const uint8_t *) 0) {
     /* Abort if additional_input is provided but has inappropriate length */
     if (additionallen == 0 ||
         additionallen > MAX_ALEN) {