diff --git a/arch/um/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c
index bce9b3427b0916fda3fd4f585bc8b3b5e3741688..7b8baf146accc411487cb3c098db8825f0b56759 100644
--- a/arch/um/drivers/chan_kern.c
+++ b/arch/um/drivers/chan_kern.c
@@ -354,8 +354,7 @@ int console_write_chan(struct list_head *chans, const char *buf, int len)
 	return ret;
 }
 
-int console_open_chan(struct line *line, struct console *co,
-		      const struct chan_opts *opts)
+int console_open_chan(struct line *line, struct console *co)
 {
 	int err;
 
@@ -363,7 +362,7 @@ int console_open_chan(struct line *line, struct console *co,
 	if(err)
 		return err;
 
-	printk("Console initialized on /dev/%s%d\n",co->name,co->index);
+	printk("Console initialized on /dev/%s%d\n", co->name, co->index);
 	return 0;
 }
 
diff --git a/arch/um/drivers/ssl.c b/arch/um/drivers/ssl.c
index fe400acc97515794bca75da605aecdd42f76c000..475de52783e4cbcd854ede1399410b7b5594caa9 100644
--- a/arch/um/drivers/ssl.c
+++ b/arch/um/drivers/ssl.c
@@ -38,6 +38,7 @@ static void ssl_announce(char *dev_name, int dev)
 	       dev_name);
 }
 
+/* Almost const, except that xterm_title may be changed in an initcall */
 static struct chan_opts opts = {
 	.announce 	= ssl_announce,
 	.xterm_title	= "Serial Line #%d",
@@ -171,7 +172,7 @@ static int ssl_console_setup(struct console *co, char *options)
 {
 	struct line *line = &serial_lines[co->index];
 
-	return console_open_chan(line, co, &opts);
+	return console_open_chan(line, co);
 }
 
 static struct console ssl_cons = {
diff --git a/arch/um/drivers/stdio_console.c b/arch/um/drivers/stdio_console.c
index 0b1bca4980496aee6720a003c8650626d0fced96..a83c42c263b3ef7ce4b7038ebdacddec8960fcef 100644
--- a/arch/um/drivers/stdio_console.c
+++ b/arch/um/drivers/stdio_console.c
@@ -42,6 +42,7 @@ void stdio_announce(char *dev_name, int dev)
 	       dev_name);
 }
 
+/* Almost const, except that xterm_title may be changed in an initcall */
 static struct chan_opts opts = {
 	.announce 	= stdio_announce,
 	.xterm_title	= "Virtual Console #%d",
@@ -144,7 +145,7 @@ static int uml_console_setup(struct console *co, char *options)
 {
 	struct line *line = &vts[co->index];
 
-	return console_open_chan(line, co, &opts);
+	return console_open_chan(line, co);
 }
 
 static struct console stdiocons = {
diff --git a/arch/um/include/chan_kern.h b/arch/um/include/chan_kern.h
index 2d9aa7ef4c27d5db7eb40a759848e9cc9a42129e..c4b41bb1035f6f8ef10a193b92bea717650711fc 100644
--- a/arch/um/include/chan_kern.h
+++ b/arch/um/include/chan_kern.h
@@ -36,8 +36,7 @@ extern int write_chan(struct list_head *chans, const char *buf, int len,
 			     int write_irq);
 extern int console_write_chan(struct list_head *chans, const char *buf, 
 			      int len);
-extern int console_open_chan(struct line *line, struct console *co,
-			     const struct chan_opts *opts);
+extern int console_open_chan(struct line *line, struct console *co);
 extern void deactivate_chan(struct list_head *chans, int irq);
 extern void reactivate_chan(struct list_head *chans, int irq);
 extern void chan_enable_winch(struct list_head *chans, struct tty_struct *tty);
diff --git a/arch/um/include/chan_user.h b/arch/um/include/chan_user.h
index a795547a1dbdb5217563457761bd0f13c2a557e4..ad671eb9edeb3b835381fc439061ad6a17b86b14 100644
--- a/arch/um/include/chan_user.h
+++ b/arch/um/include/chan_user.h
@@ -9,11 +9,11 @@
 #include "init.h"
 
 struct chan_opts {
-	void (*announce)(char *dev_name, int dev);
+	void (*const announce)(char *dev_name, int dev);
 	char *xterm_title;
-	int raw;
-	unsigned long tramp_stack;
-	int in_kernel;
+	const int raw;
+	const unsigned long tramp_stack;
+	const int in_kernel;
 };
 
 enum chan_init_pri { INIT_STATIC, INIT_ALL, INIT_ONE };