Initializing the correct variable to zero, to avoid jumpy scrolling.

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4643 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

+2014-03-05  Benno Schulenberg  <bensberg@justemail.net>
+	* src/move.c (do_down) - Initialize the correct variable to zero.
+	Solves jumpy scrolling behaviour reported by Chris Allegretta .
+
 2014-03-04 Chris Allegretta <chrisa@asty.org>
 	* global.c (first_sc_for) - Return raw keystrokes last, so
 	  they will not be displayed if there are F-key or Meta keys

src/move.c

@@ -564,7 +564,7 @@ void do_down(
 	)
 {
 #ifndef NANO_TINY
-    int amount, enough = 0;
+    int amount = 0, enough;
     filestruct *topline;
 #endif