remove size shenannigans

Author: bigbrett

src/image.c

@@ -417,8 +417,11 @@ static void wolfBoot_verify_signature_rsa(uint8_t key_slot,
     int ret;
     uint8_t output[RSA_IMAGE_SIGNATURE_SIZE];
     uint8_t* digest_out = NULL;
+    word32 inOutIdx = 0;
     struct RsaKey rsa;
 
+    (void)inOutIdx;
+
 #if (!defined(WOLFBOOT_ENABLE_WOLFHSM_CLIENT) && \
      !defined(WOLFBOOT_ENABLE_WOLFHSM_SERVER)) || \
     (defined(WOLFBOOT_ENABLE_WOLFHSM_CLIENT) &&  \
@@ -519,7 +522,6 @@ static void wolfBoot_verify_signature_rsa(uint8_t key_slot,
     /* wolfCrypt software RSA verify */
     ret = wc_InitRsaKey(&rsa, NULL);
     if (ret == 0) {
-        word32 inOutIdx = 0;
         /* Import public key */
         ret = wc_RsaPublicKeyDecode((byte*)pubkey, &inOutIdx, &rsa, pubkey_sz);
         if (ret >= 0) {

tools/test.mk

@@ -969,7 +969,7 @@ test-size-all:
 	make clean
 	make test-size SIGN=ECC256 NO_ASM=1 LIMIT=13700 NO_ARM_ASM=1
 	make keysclean
-	make test-size SIGN=RSA2048 LIMIT=11400 NO_ARM_ASM=1
+	make test-size SIGN=RSA2048 LIMIT=11396 NO_ARM_ASM=1
 	make clean
 	make test-size SIGN=RSA2048 NO_ASM=1 LIMIT=11976 NO_ARM_ASM=1
 	make keysclean