util: right parenthesises for base64 macro

So that BASE64_BUFFER_SIZE(3) == 5 instead of 7

diff --git a/src/util-crypt.h b/src/util-crypt.h
index 15e165672648dce9207b68d068b3a6b4235e7bf0..1748c258e814095beb55ae20d8287e09e717a999 100644 (file)
--- a/src/util-crypt.h
+++ b/src/util-crypt.h
@@ -33,7 +33,7 @@
  * required output bytes are 4 * ceil(input_len / 3) and an additional byte
  * for storing the NULL pointer.
  * */
-#define BASE64_BUFFER_SIZE(x)  ((4 * ((x) + 2) / 3) + 1)
+#define BASE64_BUFFER_SIZE(x) ((4 * (((x) + 2) / 3)) + 1)
 
 typedef enum {
     SC_SHA_1_OK,