提交 c2626876 编写于 作者: L Linus Torvalds

Merge tag 'dma-mapping-5.3-2' of git://git.infradead.org/users/hch/dma-mapping

Pull dma-mapping regression fix from Christoph Hellwig:
 "Ensure that dma_addressing_limited doesn't crash on devices without a
  dma mask (Eric Auger)"

* tag 'dma-mapping-5.3-2' of git://git.infradead.org/users/hch/dma-mapping:
  dma-mapping: use dma_get_mask in dma_addressing_limited
......@@ -689,8 +689,8 @@ static inline int dma_coerce_mask_and_coherent(struct device *dev, u64 mask)
*/
static inline bool dma_addressing_limited(struct device *dev)
{
return min_not_zero(*dev->dma_mask, dev->bus_dma_mask) <
dma_get_required_mask(dev);
return min_not_zero(dma_get_mask(dev), dev->bus_dma_mask) <
dma_get_required_mask(dev);
}
#ifdef CONFIG_ARCH_HAS_SETUP_DMA_OPS
......
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