(adjust_glyph_matrix): Initialize window_height.

diff --git a/src/dispnew.c b/src/dispnew.c
index 36010b44a31192aaa583c80ca178520c0979213f..f2a0627c3b01d2c5b0b73395f046ec705e81d3bc 100644 (file)
--- a/src/dispnew.c
+++ b/src/dispnew.c
@@ -646,7 +646,7 @@ adjust_glyph_matrix (w, matrix, x, y, dim)
   int header_line_changed_p = 0;
   int header_line_p = 0;
   int left = -1, right = -1;
-  int window_width = -1, window_height;
+  int window_width = -1, window_height = -1;
 
   /* See if W had a header line that has disappeared now, or vice versa.
      Get W's size.  */