Re: [PATCH v2] kvaser_usb: fix "dma on the stack" errors
From: Olivier Sobrie <hidden>
Date: 2012-11-23 14:16:10
Also in:
linux-can
On Fri, Nov 23, 2012 at 03:08:08PM +0100, Marc Kleine-Budde wrote:
On 11/23/2012 02:54 PM, Olivier Sobrie wrote:quoted
The dma buffer given to usb_bulk_msg() must be allocated and not on the stack. See Documentation/DMA-API-HOWTO.txt section "What memory is DMA'able?" Signed-off-by: Olivier Sobrie <redacted>Thanks, I've squashed it into the original patch and pushed to linux-can-next/for-davem
Ok thanks. Have a good week-end, Olivier
Marc -- Pengutronix e.K. | Marc Kleine-Budde | Industrial Linux Solutions | Phone: +49-231-2826-924 | Vertretung West/Dortmund | Fax: +49-5121-206917-5555 | Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de |
-- Olivier