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Commit c0c9209d authored by Pascal Terjan's avatar Pascal Terjan Committed by Linus Torvalds
Browse files

braille_console: only register notifiers when the braille console is used 

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

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



Signed-off-by: default avatarPascal Terjan <pterjan@mandriva.com>
Signed-off-by: default avatarSamuel Thibault <samuel.thibault@ens-lyon.org>
Cc: <stable@kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 16dbc6c9

drivers/accessibility/braille/braille_console.c

+4 −9
Original line number Diff line number Diff line
@@ -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);