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authorHitoshi Mitake <mitake@dcl.info.waseda.ac.jp>2010-10-13 22:35:40 +0400
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2010-10-18 08:11:36 +0400
commitf74eef95e33a07379aa2b950c7f313cbfd55ebbe (patch)
treebe9f959dc8ec4053ec6161e3c9049de91c474239 /drivers/input/mousedev.c
parent2991a1ca6e9b13b639a82c0eec0cbc191bf1f42f (diff)
downloadlinux-f74eef95e33a07379aa2b950c7f313cbfd55ebbe.tar.xz
Input: mousedev - correct lockdep annotation
When annotating mutex to avoid false lockdep reports we should not be using MOUSEDEV_MIX as lock subclass but rather SINGLE_DEPTH_NESTING. Signed-off-by: Hitoshi Mitake <mitake@dcl.info.waseda.ac.jp> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/mousedev.c')
-rw-r--r--drivers/input/mousedev.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c
index d528a2dba064..98973340d042 100644
--- a/drivers/input/mousedev.c
+++ b/drivers/input/mousedev.c
@@ -866,7 +866,7 @@ static struct mousedev *mousedev_create(struct input_dev *dev,
spin_lock_init(&mousedev->client_lock);
mutex_init(&mousedev->mutex);
lockdep_set_subclass(&mousedev->mutex,
- minor == MOUSEDEV_MIX ? MOUSEDEV_MIX : 0);
+ minor == MOUSEDEV_MIX ? SINGLE_DEPTH_NESTING : 0);
init_waitqueue_head(&mousedev->wait);
if (minor == MOUSEDEV_MIX)