blob: 19e01d5770a2d34e241aae67e35f92e6c17e26bf (
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diff -Naur linux-4.16.2/lib/swiotlb.c linux-4.16.2-p/lib/swiotlb.c
--- linux-4.16.2/lib/swiotlb.c 2018-04-12 12:30:01.000000000 +0200
+++ linux-4.16.2-p/lib/swiotlb.c 2018-04-12 18:01:27.122073379 +0200
@@ -732,7 +732,7 @@
goto out_warn;
*dma_handle = swiotlb_phys_to_dma(dev, phys_addr);
- if (dma_coherent_ok(dev, *dma_handle, size))
+ if (!dma_coherent_ok(dev, *dma_handle, size))
goto out_unmap;
memset(phys_to_virt(phys_addr), 0, size);
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