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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-08-12 10:22:49 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-08-12 10:22:49 -0700
commitfbf8d7106c926d375c76e65cc878f4fa7b91cbc3 (patch)
treee9faf7f8a9ce8da9ad2e2a3f1768a4af414670d4 /drivers/accessibility/braille/braille_console.c
parent98f62b7a082e1e9eb762c7329a704316f6e07698 (diff)
parentd4e4ab86bcba5a72779c43dc1459f71fea3d89c8 (diff)
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Merge 3.11-rc5 into staging-next
We want the staging fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/accessibility/braille/braille_console.c')
-rw-r--r--drivers/accessibility/braille/braille_console.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/accessibility/braille/braille_console.c b/drivers/accessibility/braille/braille_console.c
index d21167bfc865..dc34a5b8bcee 100644
--- a/drivers/accessibility/braille/braille_console.c
+++ b/drivers/accessibility/braille/braille_console.c
@@ -359,6 +359,9 @@ int braille_register_console(struct console *console, int index,
char *console_options, char *braille_options)
{
int ret;
+
+ if (!(console->flags & CON_BRL))
+ return 0;
if (!console_options)
/* Only support VisioBraille for now */
console_options = "57600o8";
@@ -374,15 +377,17 @@ int braille_register_console(struct console *console, int index,
braille_co = console;
register_keyboard_notifier(&keyboard_notifier_block);
register_vt_notifier(&vt_notifier_block);
- return 0;
+ return 1;
}
int braille_unregister_console(struct console *console)
{
if (braille_co != console)
return -EINVAL;
+ if (!(console->flags & CON_BRL))
+ return 0;
unregister_keyboard_notifier(&keyboard_notifier_block);
unregister_vt_notifier(&vt_notifier_block);
braille_co = NULL;
- return 0;
+ return 1;
}