Merge pull request #491 from fperrad/20190610_lint

some linting

src/pk/ec25519/ec25519_import_pkcs8.c

@@ -29,7 +29,7 @@ int ec25519_import_pkcs8(const unsigned char *in, unsigned long inlen,
                        enum ltc_oid_id id, sk_to_pk fp,
                        curve25519_key *key)
 {
-   int err = CRYPT_INVALID_ARG;
+   int err;
    ltc_asn1_list *l = NULL;
    const char *oid;
    ltc_asn1_list alg_id[1];

src/pk/ed25519/ed25519_import_x509.c

@@ -31,7 +31,7 @@ static int _ed25519_decode(const unsigned char *in, unsigned long inlen, curve25
 */
 int ed25519_import_x509(const unsigned char *in, unsigned long inlen, curve25519_key *key)
 {
-   int err = CRYPT_INVALID_ARG;
+   int err;
 
    LTC_ARGCHK(in  != NULL);
    LTC_ARGCHK(key != NULL);

src/pk/x25519/x25519_import_x509.c

@@ -31,7 +31,7 @@ static int _x25519_decode(const unsigned char *in, unsigned long inlen, curve255
 */
 int x25519_import_x509(const unsigned char *in, unsigned long inlen, curve25519_key *key)
 {
-   int err = CRYPT_INVALID_ARG;
+   int err;
 
    LTC_ARGCHK(in  != NULL);
    LTC_ARGCHK(key != NULL);