diff options
author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2013-12-26 20:44:29 -0500 |
---|---|---|
committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2013-12-31 13:53:19 -0500 |
commit | 28a2a2e1aedbe2d8b2301e6e0e4e63f6e4177aca (patch) | |
tree | 7d1a45c313cecc0c9cb72ad7aae24271fde9d6ba /drivers | |
parent | 2a4d81547b88b4ff566d4b4f9c0e36285ed07634 (diff) |
Input: allocate absinfo data when setting ABS capability
We need to make sure we allocate absinfo data when we are setting one of
EV_ABS/ABS_XXX capabilities, otherwise we may bomb when we try to emit this
event.
Rested-by: Paul Cercueil <pcercuei@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/input/input.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/input/input.c b/drivers/input/input.c index 846ccdd905b1..d2965e4b3224 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c | |||
@@ -1871,6 +1871,10 @@ void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int | |||
1871 | break; | 1871 | break; |
1872 | 1872 | ||
1873 | case EV_ABS: | 1873 | case EV_ABS: |
1874 | input_alloc_absinfo(dev); | ||
1875 | if (!dev->absinfo) | ||
1876 | return; | ||
1877 | |||
1874 | __set_bit(code, dev->absbit); | 1878 | __set_bit(code, dev->absbit); |
1875 | break; | 1879 | break; |
1876 | 1880 | ||