diff options
| -rw-r--r-- | drivers/iommu/iommufd/selftest.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iommu/iommufd/selftest.c b/drivers/iommu/iommufd/selftest.c index 7a2199470f31..654ed3339095 100644 --- a/drivers/iommu/iommufd/selftest.c +++ b/drivers/iommu/iommufd/selftest.c @@ -1334,7 +1334,7 @@ static int iommufd_test_dirty(struct iommufd_ucmd *ucmd, unsigned int mockpt_id, } max = length / page_size; - bitmap_size = max / BITS_PER_BYTE; + bitmap_size = DIV_ROUND_UP(max, BITS_PER_BYTE); tmp = kvzalloc(bitmap_size, GFP_KERNEL_ACCOUNT); if (!tmp) { |