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[s390] page_to_phys() always returns a multiple of PAGE_SIZE
Acked-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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@ -366,8 +366,7 @@ static void *s390_dma_alloc(struct device *dev, size_t size,
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pa = page_to_phys(page);
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memset((void *) pa, 0, size);
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map = s390_dma_map_pages(dev, page, pa % PAGE_SIZE,
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size, DMA_BIDIRECTIONAL, NULL);
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map = s390_dma_map_pages(dev, page, 0, size, DMA_BIDIRECTIONAL, NULL);
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if (dma_mapping_error(dev, map)) {
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free_pages(pa, get_order(size));
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return NULL;
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