diff --git a/drivers/infiniband/hw/bnxt_re/qplib_sp.c b/drivers/infiniband/hw/bnxt_re/qplib_sp.c
index bae7d8926143..f59e8755f611 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_sp.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_sp.c
@@ -124,7 +124,7 @@ int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw,
 	attr->max_qp_init_rd_atom =
 		sb->max_qp_init_rd_atom > BNXT_QPLIB_MAX_OUT_RD_ATOM ?
 		BNXT_QPLIB_MAX_OUT_RD_ATOM : sb->max_qp_init_rd_atom;
-	attr->max_qp_wqes = le16_to_cpu(sb->max_qp_wr);
+	attr->max_qp_wqes = le16_to_cpu(sb->max_qp_wr) - 1;
 	/*
 	 * 128 WQEs needs to be reserved for the HW (8916). Prevent
 	 * reporting the max number