[PATCH] fbcon: constify font data

const-ify the font control structures and data, to make somewhat better
guarantees that these are not modified anywhere in the kernel.
Specifically for a kernel debugger to share this information from the
normal kernel code, such a guarantee seems rather desirable.

Signed-off-by: Jan Beulich <jbeulich@novell.com>
Cc: "Antonino A. Daplas" <adaplas@hotpop.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/video/console/fbcon.h b/drivers/video/console/fbcon.h
index 08befaf..0738cd6 100644
--- a/drivers/video/console/fbcon.h
+++ b/drivers/video/console/fbcon.h
@@ -30,7 +30,7 @@
     /* Filled in by the frame buffer device */
     u_short inverse;                /* != 0 text black on white as default */
     /* Filled in by the low-level console driver */
-    u_char *fontdata;
+    const u_char *fontdata;
     int userfont;                   /* != 0 if fontdata kmalloc()ed */
     u_short scrollmode;             /* Scroll Method */
     short yscroll;                  /* Hardware scrolling */