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-rw-r--r--lib/xarray.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/xarray.c b/lib/xarray.c
index 1fa5c5658e63..2046d676ab41 100644
--- a/lib/xarray.c
+++ b/lib/xarray.c
@@ -703,7 +703,7 @@ void xas_create_range(struct xa_state *xas)
unsigned char shift = xas->xa_shift;
unsigned char sibs = xas->xa_sibs;
- xas->xa_index |= ((sibs + 1) << shift) - 1;
+ xas->xa_index |= ((sibs + 1UL) << shift) - 1;
if (xas_is_node(xas) && xas->xa_node->shift == xas->xa_shift)
xas->xa_offset |= sibs;
xas->xa_shift = 0;