aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorDmitry Torokhov <dtor@insightbb.com>2007-05-03 00:51:10 -0400
committerDmitry Torokhov <dtor@insightbb.com>2007-05-03 00:51:10 -0400
commitdec3eb01c2409ca8276c1152c167add66a37d1ba (patch)
tree4c73362335ec1a82531a06af70f8d140bf44c5dc
parentInput: gpio_keys - add support for switches (EV_SW) (diff)
downloadlinux-dev-dec3eb01c2409ca8276c1152c167add66a37d1ba.tar.xz
linux-dev-dec3eb01c2409ca8276c1152c167add66a37d1ba.zip
Input: force feedback - make sure effect is present before playing
Make sure that requested effect id is not out of range for the device and that effect is present before requesting device to play it. Reported-by: Jan Kratochvil <honza@jikos.cz> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
-rw-r--r--drivers/input/ff-core.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/input/ff-core.c b/drivers/input/ff-core.c
index 783b3412cead..eebc72465fc9 100644
--- a/drivers/input/ff-core.c
+++ b/drivers/input/ff-core.c
@@ -281,7 +281,8 @@ int input_ff_event(struct input_dev *dev, unsigned int type,
break;
default:
- ff->playback(dev, code, value);
+ if (check_effect_access(ff, code, NULL) == 0)
+ ff->playback(dev, code, value);
break;
}