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[media] dtt200u: don't do DMA on stack
authorMauro Carvalho Chehab <mchehab@osg.samsung.com>
Fri, 7 Oct 2016 11:40:43 +0000 (08:40 -0300)
committerMauro Carvalho Chehab <mchehab@s-opensource.com>
Fri, 14 Oct 2016 15:42:29 +0000 (12:42 -0300)
commitab883e2de3fc58c0af6070ea067a607a6310772b
tree132dfbddde173718b19d4322621883a4aee42193tree | snapshot (tar.gz zip)
parentba705a629ceee28f7ee4a5f977da52278b683eb0commit | diff
[media] dtt200u: don't do DMA on stack

The USB control messages require DMA to work. We cannot pass
a stack-allocated buffer, as it is not warranted that the
stack would be into a DMA enabled area.

Reviewed-by: Patrick Boettcher <patrick.boettcher@posteo.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
drivers/media/usb/dvb-usb/dtt200u.c diff | blob | blame | history