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-rw-r--r--src/vlib/linux/vfio.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/vlib/linux/vfio.c b/src/vlib/linux/vfio.c
index 02262719e82..ffc990a61d2 100644
--- a/src/vlib/linux/vfio.c
+++ b/src/vlib/linux/vfio.c
@@ -52,8 +52,8 @@ vfio_map_regions (vlib_main_t * vm, int fd)
vec_foreach_index (i, pr->page_table)
{
int rv;
- dm.vaddr = pointer_to_uword (pr->mem) + (i << pr->log2_page_size);
- dm.size = 1 << pr->log2_page_size;
+ dm.vaddr = pointer_to_uword (pr->mem) + ((u64)i << pr->log2_page_size);
+ dm.size = 1ull << pr->log2_page_size;
dm.iova = dm.vaddr;
vlib_log_debug (lvm->log_default, "map DMA va:0x%lx iova:%lx "
"size:0x%lx", dm.vaddr, dm.iova, dm.size);