Fix bug: Range-check integer ‘alpha’ frame parm value

Typo introduced 2013-04-01, "Prefer < to >
in range checks such as 0 <= i && i < N".

* src/frame.c (x_set_alpha): Use ‘ialpha’, not ‘alpha’.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/frame.c b/src/frame.c
index 5e1e2f19906..162b2038fd8 100644
--- a/src/frame.c
+++ b/src/frame.c
@@ -3990,7 +3990,7 @@ x_set_alpha (struct frame *f, Lisp_Object arg, Lisp_Object oldval)
       else if (INTEGERP (item))
         {
           EMACS_INT ialpha = XINT (item);
-          if (! (0 <= ialpha && alpha <= 100))
+          if (! (0 <= ialpha && ialpha <= 100))
             args_out_of_range (make_number (0), make_number (100));
           alpha = ialpha / 100.0;
         }