From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Date: Sat, 13 Oct 2007 15:47:52 +0000 (+0200)
Subject: sgiioc4: add missing ->dma_base check
X-Git-Tag: v2.6.24-rc1~1363^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b9d9e61abb85ecf4e4aa55328b21eac17840a3fb;p=pandora-kernel.git

sgiioc4: add missing ->dma_base check

If ->dma_base is not set (== PCI BAR4 cannot be reserved) then DMA hooks
shouldn't be initialized or bad things will happen.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
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