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path: root/drivers/dma/mv_xor.c
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Diffstat (limited to 'drivers/dma/mv_xor.c')
-rw-r--r--drivers/dma/mv_xor.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c
index 0cb951b743a6..25bc5b103aa2 100644
--- a/drivers/dma/mv_xor.c
+++ b/drivers/dma/mv_xor.c
@@ -960,7 +960,7 @@ static int mv_chan_memcpy_self_test(struct mv_xor_chan *mv_chan)
}
src_dma = dma_map_page(dma_chan->device->dev, virt_to_page(src),
- (size_t)src & ~PAGE_MASK, PAGE_SIZE,
+ offset_in_page(src), PAGE_SIZE,
DMA_TO_DEVICE);
unmap->addr[0] = src_dma;
@@ -972,7 +972,7 @@ static int mv_chan_memcpy_self_test(struct mv_xor_chan *mv_chan)
unmap->to_cnt = 1;
dest_dma = dma_map_page(dma_chan->device->dev, virt_to_page(dest),
- (size_t)dest & ~PAGE_MASK, PAGE_SIZE,
+ offset_in_page(dest), PAGE_SIZE,
DMA_FROM_DEVICE);
unmap->addr[1] = dest_dma;
@@ -1580,11 +1580,6 @@ static int mv_xor_probe(struct platform_device *pdev)
int irq;
cd = &pdata->channels[i];
- if (!cd) {
- ret = -ENODEV;
- goto err_channel_add;
- }
-
irq = platform_get_irq(pdev, i);
if (irq < 0) {
ret = irq;