From 6d8246e98cd6426f99eaacbe0e0eb70477395c79 Mon Sep 17 00:00:00 2001
From: toddouska <todd@wolfssl.com>
Date: Wed, 27 Mar 2013 12:32:22 -0700
Subject: [PATCH] fix scan-build 272 warnings

---
 ctaocrypt/src/tfm.c | 7 -------
 src/ssl.c           | 1 +
 src/tls.c           | 3 +++
 3 files changed, 4 insertions(+), 7 deletions(-)

diff --git a/ctaocrypt/src/tfm.c b/ctaocrypt/src/tfm.c
index 7dfb24e35..25372ded9 100644
--- a/ctaocrypt/src/tfm.c
+++ b/ctaocrypt/src/tfm.c
@@ -1565,10 +1565,8 @@ void fp_montgomery_reduce(fp_int *a, fp_int *m, fp_digit mp)
 #endif
 
 
-#if defined(USE_MEMSET)
    /* now zero the buff */
    XMEMSET(c, 0, sizeof c);
-#endif
    pa = m->used;
 
    /* copy the input */
@@ -1576,11 +1574,6 @@ void fp_montgomery_reduce(fp_int *a, fp_int *m, fp_digit mp)
    for (x = 0; x < oldused; x++) {
        c[x] = a->dp[x];
    }
-#if !defined(USE_MEMSET)
-   for (; x < 2*pa+1; x++) {
-       c[x] = 0;
-   }
-#endif
    MONT_START;
 
    for (x = 0; x < pa; x++) {
diff --git a/src/ssl.c b/src/ssl.c
index d336e44d7..496d967d1 100644
--- a/src/ssl.c
+++ b/src/ssl.c
@@ -1419,6 +1419,7 @@ int CyaSSL_Init(void)
                     }
                 } else {
                     rsaKey = 1;
+                    (void)rsaKey;  /* for no ecc builds */
                 }
                 FreeRsaKey(&key);
             }
diff --git a/src/tls.c b/src/tls.c
index 9059ce2c0..f553dfd4c 100644
--- a/src/tls.c
+++ b/src/tls.c
@@ -160,6 +160,9 @@ static void doPRF(byte* digest, word32 digLen, const byte* secret,word32 secLen,
         return;
     if (digLen > MAX_PRF_DIG)
         return;
+
+    XMEMSET(md5_result, 0, digLen);
+    XMEMSET(sha_result, 0, digLen);
     
     XMEMCPY(md5_half, secret, half);
     XMEMCPY(sha_half, secret + half - secLen % 2, half);