RT3774: double-free in DSA

[openssl.git] / demos / b64.c

diff --git a/demos/b64.c b/demos/b64.c
index fcc69562c134afa33fa109d95d45ffa8c101b4c6..c01107f4a0bebf50becc4ef0ae0efe1bf6358eee 100644 (file)
--- a/demos/b64.c
+++ b/demos/b64.c
@@ -169,7 +169,7 @@ char **argv;
     }
 
     strbuf = OPENSSL_malloc(SIZE);
-    buff = (unsigned char *)OPENSSL_malloc(EVP_ENCODE_LENGTH(bsize));
+    buff = OPENSSL_malloc(EVP_ENCODE_LENGTH(bsize));
     if ((buff == NULL) || (strbuf == NULL)) {
         BIO_printf(bio_err, "OPENSSL_malloc failure\n");
         goto end;
@@ -239,10 +239,8 @@ char **argv;
         BIO_printf(bio_err, "bytes written:%8ld\n", BIO_number_written(out));
     }
  end:
-    if (strbuf != NULL)
-        OPENSSL_free(strbuf);
-    if (buff != NULL)
-        OPENSSL_free(buff);
+    OPENSSL_free(strbuf);
+    OPENSSL_free(buff);
     BIO_free(in);
     BIO_free(out);
     BIO_free(benc);