Update - OpenSSL 1.1.1-pre7-dev

crypto/pem/pem_pkey.c

@@ -1,5 +1,5 @@
 /*
- * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -33,7 +33,7 @@ EVP_PKEY *PEM_read_bio_PrivateKey(BIO *bp, EVP_PKEY **x, pem_password_cb *cb,
     EVP_PKEY *ret = NULL;
 
     if (!PEM_bytes_read_bio_secmem(&data, &len, &nm, PEM_STRING_EVP_PKEY, bp,
-				   cb, u))
+                                   cb, u))
         return NULL;
     p = data;
 
@@ -60,7 +60,7 @@ EVP_PKEY *PEM_read_bio_PrivateKey(BIO *bp, EVP_PKEY **x, pem_password_cb *cb,
             klen = cb(psbuf, PEM_BUFSIZE, 0, u);
         else
             klen = PEM_def_callback(psbuf, PEM_BUFSIZE, 0, u);
-        if (klen <= 0) {
+        if (klen < 0) {
             PEMerr(PEM_F_PEM_READ_BIO_PRIVATEKEY, PEM_R_BAD_PASSWORD_READ);
             X509_SIG_free(p8);
             goto err;