From: Olivier Sobrie <olivier@sobrie.be>
Date: Fri, 18 Jan 2013 08:14:04 +0000 (+0100)
Subject: net: can: esd_usb2: Do not do dma on the stack
X-Git-Tag: v3.10-rc5~25^2~8^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fae37f81fdf3680c5d70abdc57e7b83f4b6c266a;p=pandora-kernel.git

net: can: esd_usb2: Do not do dma on the stack

smatch reports the following warnings:
drivers/net/can/usb/esd_usb2.c:640 esd_usb2_start() error: doing dma on the stack (&msg)
drivers/net/can/usb/esd_usb2.c:846 esd_usb2_close() error: doing dma on the stack (&msg)
drivers/net/can/usb/esd_usb2.c:855 esd_usb2_close() error: doing dma on the stack (&msg)
drivers/net/can/usb/esd_usb2.c:923 esd_usb2_set_bittiming() error: doing dma on the stack (&msg)
drivers/net/can/usb/esd_usb2.c:1047 esd_usb2_probe() error: doing dma on the stack (&msg)
drivers/net/can/usb/esd_usb2.c:1053 esd_usb2_probe() error: doing dma on the stack (&msg)

See "Documentation/DMA-API-HOWTO.txt" section "What memory is DMA'able?"

Signed-off-by: Olivier Sobrie <olivier@sobrie.be>
Cc: Matthias Fuchs <matthias.fuchs@esd.eu>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
---

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