[PATCH] Only register notifiers when the braille console is used.

[Samuel Thibault]

Only register the braille driver VT and keyboard notifiers when the
braille console is used.  Avoids eating insert or backspace keys.

http://bugzilla.kernel.org/show_bug.cgi?id=11242

Signed-off-by: Pascal Terjan <pterjan@xxxxxxxxxxxx>
Signed-off-by: Samuel Thibault <samuel.thibault@xxxxxxxxxxxx>
---
 drivers/accessibility/braille/braille_console.c |   13 ++++---------
 1 files changed, 4 insertions(+), 9 deletions(-)

diff --git a/drivers/accessibility/braille/braille_console.c b/drivers/accessibility/braille/braille_console.c
index 0a5f6b2..d672cfe 100644
--- a/drivers/accessibility/braille/braille_console.c
+++ b/drivers/accessibility/braille/braille_console.c
@@ -376,6 +376,8 @@ int braille_register_console(struct console *console, int index,
 	console->flags |= CON_ENABLED;
 	console->index = index;
 	braille_co = console;
+	register_keyboard_notifier(&keyboard_notifier_block);
+	register_vt_notifier(&vt_notifier_block);
 	return 0;
 }
 
@@ -383,15 +385,8 @@ int braille_unregister_console(struct console *console)
 {
 	if (braille_co != console)
 		return -EINVAL;
+	unregister_keyboard_notifier(&keyboard_notifier_block);
+	unregister_vt_notifier(&vt_notifier_block);
 	braille_co = NULL;
 	return 0;
 }
-
-static int __init braille_init(void)
-{
-	register_keyboard_notifier(&keyboard_notifier_block);
-	register_vt_notifier(&vt_notifier_block);
-	return 0;
-}
-
-console_initcall(braille_init);
-- 
1.6.0.2

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