Messages in this thread Patch in this message | | | From | Daniil Dulov <> | Subject | [PATCH] swiotlb-xen: remove redundant NULL check | Date | Sun, 11 Feb 2024 07:09:58 -0800 |
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In this case hwdev cannot be NULL, so remove redundant NULL check.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Fixes: b097186fd29d ("swiotlb-xen: SWIOTLB library for Xen PV guest with PCI passthrough.") Signed-off-by: Daniil Dulov <d.dulov@aladdin.ru> --- drivers/xen/swiotlb-xen.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index 2b385c1b4a99..b166f6efea26 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -305,7 +305,7 @@ xen_swiotlb_alloc_coherent(struct device *hwdev, size_t size, if (!ret) return ret; - if (hwdev && hwdev->coherent_dma_mask) + if (hwdev->coherent_dma_mask) dma_mask = hwdev->coherent_dma_mask; /* At this point dma_handle is the dma address, next we are -- 2.25.1
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