HID: battery: don't do DMA from stack
authorJiri Kosina <jkosina@suse.cz>
Mon, 2 Sep 2013 11:43:00 +0000 (13:43 +0200)
committerJiri Kosina <jkosina@suse.cz>
Mon, 2 Sep 2013 11:43:00 +0000 (13:43 +0200)
commit6c2794a2984f4c17a58117a68703cc7640f01c5a
treea7bb9e4bf20f644dfb4e28d96b9bcad4b6fbf372
parenta4be0ed39f2b1ea990804ea54e39bc42d17ed5a5
HID: battery: don't do DMA from stack

Instead of using data from stack for DMA in hidinput_get_battery_property(),
allocate the buffer dynamically.

Cc: stable@kernel.org
Reported-by: Richard Ryniker <ryniker@alum.mit.edu>
Reported-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
drivers/hid/hid-input.c