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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 /drivers/input/ff-core.c
parent84767d00a8fd54dd97866561f6e2ee246c8e1cdc (diff)
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>
Diffstat (limited to 'drivers/input/ff-core.c')
-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 783b3412cea..eebc72465fc 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;
}