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authorJoerg Roedel <jroedel@suse.de>2015-08-13 11:15:13 +0200
committerJoerg Roedel <jroedel@suse.de>2015-08-13 19:49:46 +0200
commitdc02e46e8d0234eed9f6e42f50763b406c380bc4 (patch)
treea3b9931f4f7c35845eed1bf361ccd3e07ae4738c /drivers/iommu
parent30e93761fbf706c0f8a6f7d1abc1b0ddbeea208c (diff)
downloadop-kernel-dev-dc02e46e8d0234eed9f6e42f50763b406c380bc4.zip
op-kernel-dev-dc02e46e8d0234eed9f6e42f50763b406c380bc4.tar.gz
iommu/vt-d: Use BUG_ON instead of if () BUG()
Found by a coccicheck script. Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu')
-rw-r--r--drivers/iommu/intel-iommu.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 8834765..2a7e017 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -4760,8 +4760,7 @@ static size_t intel_iommu_unmap(struct iommu_domain *domain,
/* Cope with horrid API which requires us to unmap more than the
size argument if it happens to be a large-page mapping. */
- if (!pfn_to_dma_pte(dmar_domain, iova >> VTD_PAGE_SHIFT, &level))
- BUG();
+ BUG_ON(!pfn_to_dma_pte(dmar_domain, iova >> VTD_PAGE_SHIFT, &level));
if (size < VTD_PAGE_SIZE << level_to_offset_bits(level))
size = VTD_PAGE_SIZE << level_to_offset_bits(level);
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