For cppcheck: Explicitly initialize some variables

Author: Lealem Amedie

wolfcrypt/src/asn.c

@@ -3018,7 +3018,7 @@ int GetMyVersion(const byte* input, word32* inOutIdx,
 #else
     ASNGetData dataASN[intASN_Length];
     int ret;
-    byte num;
+    byte num = 0;
 
     /* Clear dynamic data and set the version number variable. */
     XMEMSET(dataASN, 0, sizeof(dataASN));
@@ -3085,7 +3085,7 @@ int GetShortInt(const byte* input, word32* inOutIdx, int* number, word32 maxIdx)
 #else
     ASNGetData dataASN[intASN_Length];
     int ret;
-    word32 num;
+    word32 num = 0;
 
     /* Clear dynamic data and set the 32-bit number variable. */
     XMEMSET(dataASN, 0, sizeof(dataASN));
@@ -6767,7 +6767,7 @@ int ToTraditionalInline_ex(const byte* input, word32* inOutIdx, word32 sz,
     DECL_ASNGETDATA(dataASN, pkcs8KeyASN_Length);
     int ret = 0;
     word32 oid = 9;
-    byte version;
+    byte version = 0;
     word32 idx;
 
     /* Check validity of parameters. */
@@ -8685,7 +8685,7 @@ int DecryptContent(byte* input, word32 sz, const char* password, int passwordSz)
     int    version;
     word32 idx = 0;
     word32 pIdx = 0;
-    word32 iterations;
+    word32 iterations = 0;
     word32 keySz = 0;
     word32 saltSz = 0;
     word32 shaOid = 0;
@@ -33081,7 +33081,7 @@ int wc_EccPrivateKeyDecode(const byte* input, word32* inOutIdx, ecc_key* key,
     return ret;
 #else
     DECL_ASNGETDATA(dataASN, eccKeyASN_Length);
-    byte version;
+    byte version = 0;
     int ret = 0;
     int curve_id = ECC_CURVE_DEF;
 #if defined(HAVE_PKCS8) || defined(HAVE_PKCS12) || defined(SM2)
@@ -36113,7 +36113,7 @@ int OcspResponseDecode(OcspResponse* resp, void* cm, void* heap, int noVerify)
     int ret = 0;
     word32 idx = 0, size = resp->maxIdx;
     byte* source = resp->source;
-    byte status;
+    byte status = 0;
     byte* basic;
     word32 basicSz;