small cleanup.

Author: philljj

config/examples/sim-ml-dsa.config

@@ -48,7 +48,9 @@ IMAGE_HEADER_SIZE?=8192
 # Category 5:
 # ML_DSA_LEVEL=5
 # IMAGE_SIGNATURE_SIZE=4627
-# IMAGE_HEADER_SIZE?=9254
+# IMAGE_HEADER_SIZE?=12288
+# This example needsd larger sector size.
+# WOLFBOOT_SECTOR_SIZE=0x3000
 #
 
 # sizes should be multiple of system page size

tools/keytools/sign.c

@@ -2433,6 +2433,11 @@ int main(int argc, char** argv)
     else if (CMD.sign == SIGN_XMSS) {
 #ifdef WOLFSSL_HAVE_XMSS
         wc_XmssKey_Free(&key.xmss);
+#endif
+    }
+    else if (CMD.sign == SIGN_ML_DSA) {
+#ifdef WOLFSSL_WC_DILITHIUM
+        wc_MlDsaKey_Free(&key.ml_dsa);
 #endif
     }
     return ret;