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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)
commita3e91dd9642255de3d3b2e702d322f661107569f
tree132dfbddde173718b19d4322621883a4aee42193tree | snapshot
parentd6d799a6ce355786a0e80c2dee9e84832d99f0cfcommit | 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 | history
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