From: Stephen Hemminger <shemminger@vyatta.com>
Date: Tue, 3 Feb 2009 11:27:28 +0000 (+0000)
Subject: sky2: handle dma mapping errors
X-Git-Tag: v2.6.30-rc1~662^2~834
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=454e6cb6868dd5c88d8bcdab407caa3738d30c2b;p=pandora-kernel.git

sky2: handle dma mapping errors

On non-x86 platforms it is possible to run out of DMA mapping resources.
The driver was ignoring this and could cause corruptions.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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