| From | Luis Henriques <> | Subject | [PATCH 3.11 108/208] Input: allocate absinfo data when setting ABS capability | Date | Mon, 13 Jan 2014 15:59:09 +0000 |
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3.11.10.3 -stable review patch. If anyone has any objections, please let me know.
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From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
commit 28a2a2e1aedbe2d8b2301e6e0e4e63f6e4177aca upstream.
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> Signed-off-by: Luis Henriques <luis.henriques@canonical.com> --- drivers/input/input.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/input/input.c b/drivers/input/input.c index c044699..66984e2 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -1866,6 +1866,10 @@ void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int break; case EV_ABS: + input_alloc_absinfo(dev); + if (!dev->absinfo) + return; + __set_bit(code, dev->absbit); break; -- 1.8.3.2
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