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s390/pci_dma: remove memset from dma_alloc
Get rid of a useless memset from dma_alloc. Users of dma_alloc who want zero initialized memory can get it by specifying __GFP_ZERO or use one of the zalloc variants. Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com> Reviewed-by: Gerald Schaefer <gerald.schaefer@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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@ -391,8 +391,6 @@ static void *s390_dma_alloc(struct device *dev, size_t size,
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return NULL;
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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, 0, size, DMA_BIDIRECTIONAL, 0);
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if (dma_mapping_error(dev, map)) {
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free_pages(pa, get_order(size));
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