Only implement and call fe_init when available

wolfcrypt/src/curve25519.c

@@ -67,7 +67,9 @@ int wc_curve25519_make_key(WC_RNG* rng, int keysize, curve25519_key* key)
     if (keysize != CURVE25519_KEYSIZE)
         return ECC_BAD_ARG_E;
 
+#ifndef FREESCALE_LTC_ECC
     fe_init();
+#endif
 
     /* random number for private key */
     ret = wc_RNG_GenerateBlock(rng, key->k.point, keysize);
@@ -430,9 +432,9 @@ int wc_curve25519_init(curve25519_key* key)
     #ifdef FREESCALE_LTC_ECC
         XMEMSET(key->k.pointY, 0, key->dp->size);
         XMEMSET(key->p.pointY, 0, key->dp->size);
-    #endif
-
+    #else
         fe_init();
+    #endif
 
     return 0;
 }

wolfcrypt/src/ed25519.c

@@ -295,7 +295,9 @@ int wc_ed25519_init(ed25519_key* key)
 
     XMEMSET(key, 0, sizeof(ed25519_key));
 
+#ifndef FREESCALE_LTC_ECC
     fe_init();
+#endif
 
     return 0;
 }

wolfcrypt/src/fe_low_mem.c

@@ -57,9 +57,11 @@ void lm_copy(byte* x, const byte* a)
 
 
 #ifdef CURVE25519_SMALL
+#ifndef FREESCALE_LTC_ECC
 void fe_init()
 {
 }
+#endif
 
 /* Double an X-coordinate */
 static void xc_double(byte *x3, byte *z3,