tree 2f021637a5e90ea01e3ad0aad24d39552ae89916
parent 7bda292d12795877ade9a7ccc044a7bb0ea8e8b4
author Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> 1192290472 +0200
committer Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> 1192290472 +0200

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>