Index: linux/kernel/printk.c
===================================================================
RCS file: /cvs/linux/linux/kernel/printk.c,v
retrieving revision 1.40
diff -u -r1.40 printk.c
--- linux/kernel/printk.c	2000/02/14 07:37:40	1.40
+++ linux/kernel/printk.c	2000/02/24 11:59:48
@@ -45,16 +45,23 @@
 
 spinlock_t console_lock = SPIN_LOCK_UNLOCKED;
 
-struct console *console_drivers = NULL;
+static void null_write(struct console*, const char*, unsigned);
+static kdev_t null_device(struct console*);
+struct console null_console = {
+name:	"null",
+write:	null_write,
+device:	null_device,
+};
+
+struct console *console_drivers = &null_console;
+
 static char log_buf[LOG_BUF_LEN];
 static unsigned long log_start = 0;
 static unsigned long logged_chars = 0;
 struct console_cmdline console_cmdline[MAX_CMDLINECONSOLES];
 static int preferred_console = -1;
 
-/*
- *	Setup a list of consoles. Called from init/main.c
- */
+
 static int __init console_setup(char *str)
 {
 	struct console_cmdline *c;
@@ -486,4 +493,18 @@
 	if (tty && tty->driver.write)
 		tty->driver.write(tty, 0, msg, strlen(msg));
 	return;
+}
+
+
+/*
+ * null console methods
+ */
+static void null_write(struct console *c, const char *s, unsigned l)
+{
+	/* nuthin' */
+}
+
+static kdev_t null_device(struct console *c)
+{
+	return MKDEV(MEM_MAJOR, 3); /* it's hardcoded in mem.c, why not here */
 }