vdpa/ifc: fix build with GCC 12

[dpdk.git] / drivers / vdpa / ifc / ifcvf_vdpa.c

diff --git a/drivers/vdpa/ifc/ifcvf_vdpa.c b/drivers/vdpa/ifc/ifcvf_vdpa.c
index 40a18b2..8bc971c 100644 (file)
--- a/drivers/vdpa/ifc/ifcvf_vdpa.c
+++ b/drivers/vdpa/ifc/ifcvf_vdpa.c
@@ -388,6 +388,8 @@ vdpa_enable_vfio_intr(struct ifcvf_internal *internal, bool m_rx)
        vring.callfd = -1;
 
        nr_vring = rte_vhost_get_vring_num(internal->vid);
+       if (nr_vring > IFCVF_MAX_QUEUES * 2)
+               return -1;
 
        irq_set = (struct vfio_irq_set *)irq_set_buf;
        irq_set->argsz = sizeof(irq_set_buf);