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| author | Oliver Neukum <oliver@neukum.org> | 2007-10-12 14:18:40 -0400 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2007-10-12 14:18:40 -0400 |
| commit | 064450140f1eab959bd0eca0245f449993216074 (patch) | |
| tree | ae8c7e238224b74e90f860129b1236c3eeedc470 /drivers/input/mousedev.c | |
| parent | 1ea3abf7fbc39b3b543d7438159ba07b6411561c (diff) | |
| download | linux-next-064450140f1eab959bd0eca0245f449993216074.tar.gz | |
Input: fix open count handling in input interfaces
If input_open_device() fails we should not leave interfaces marked
as opened.
Signed-off-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/mousedev.c')
| -rw-r--r-- | drivers/input/mousedev.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c index 715def79390c..cc36edbb912f 100644 --- a/drivers/input/mousedev.c +++ b/drivers/input/mousedev.c @@ -428,8 +428,11 @@ static int mousedev_open_device(struct mousedev *mousedev) mixdev_open_devices(); else if (!mousedev->exist) retval = -ENODEV; - else if (!mousedev->open++) + else if (!mousedev->open++) { retval = input_open_device(&mousedev->handle); + if (retval) + mousedev->open--; + } mutex_unlock(&mousedev->mutex); return retval; |