arc4random_buf: Only declare ret if HAVE_GETENTROPY is defined

Clears unused variable warning from cppcheck

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/Key.c b/Key.c
index eaaa90f..f338e0c 100644
--- a/Key.c
+++ b/Key.c
@@ -84,9 +84,9 @@ insecure_getrandom_buf (unsigned char *auth, int len)
 static void
 arc4random_buf (void *auth, int len)
 {
+#if HAVE_GETENTROPY
     int	    ret;
 
-#if HAVE_GETENTROPY
     /* weak emulation of arc4random through the getentropy libc call */
     ret = getentropy (auth, len);
     if (ret == 0)