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 <[email protected]>
---
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
