[PATCH] Fix CON_BUF_SIZE usage

Signed-off-by: Matt Mackall <mpm@selenic.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/char/vt.c

@@ -1888,7 +1888,7 @@ static void do_con_trol(struct tty_struct *tty, unsigned int currcons, int c)
  * since console_init (and thus con_init) are called before any
  * kernel memory allocation is available.
  */
-char con_buf[PAGE_SIZE];
+char con_buf[CON_BUF_SIZE];
 DECLARE_MUTEX(con_buf_sem);
 
 /* acquires console_sem */

include/linux/vt_kern.h

@@ -93,8 +93,8 @@ void reset_vc(unsigned int new_console);
  * vc_screen.c shares this temporary buffer with the console write code so that
  * we can easily avoid touching user space while holding the console spinlock.
  */
-extern char con_buf[PAGE_SIZE];
 #define CON_BUF_SIZE	PAGE_SIZE
+extern char con_buf[CON_BUF_SIZE];
 extern struct semaphore con_buf_sem;
 
 #endif /* _VT_KERN_H */