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Commit 551b4545 authored by FUJITA Tomonori's avatar FUJITA Tomonori Committed by Ingo Molnar
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x86: gart alloc_coherent doesn't need to check NULL device argument 



asm/dma-mapping.h guarantees that gart alloc_coherent doesn't get NULL
device argument.

Signed-off-by: default avatarFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: default avatarJoerg Roedel <joerg.roedel@amd.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 421076e2

arch/x86/kernel/pci-gart_64.c

+0 −3
Original line number Diff line number Diff line
@@ -506,9 +506,6 @@ gart_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_addr, 


	align_mask = (1UL << get_order(size)) - 1;



	if (!dev)

		dev = &x86_dma_fallback_dev;



	*dma_addr = dma_map_area(dev, __pa(vaddr), size, DMA_BIDIRECTIONAL,

				 align_mask);

	flush_gart();