X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fnet%2Fifc%2Fifcvf_vdpa.c;h=da4667ba54e1c68b78eabf463534c72345c50959;hb=ac466a1d6c7892cc835e1ccbcdc83336c2f44701;hp=9c562def05f5588cf03e40b8955b3f09f4564dd3;hpb=0adf23adcbb521cd45e2eb88e15aa57317828433;p=dpdk.git

diff --git a/drivers/net/ifc/ifcvf_vdpa.c b/drivers/net/ifc/ifcvf_vdpa.c
index 9c562def05..da4667ba54 100644
--- a/drivers/net/ifc/ifcvf_vdpa.c
+++ b/drivers/net/ifc/ifcvf_vdpa.c
@@ -136,15 +136,19 @@ ifcvf_vfio_setup(struct ifcvf_internal *internal)
 	struct rte_pci_device *dev = internal->pdev;
 	char devname[RTE_DEV_NAME_MAX_LEN] = {0};
 	int iommu_group_num;
-	int i;
+	int i, ret;
 
 	internal->vfio_dev_fd = -1;
 	internal->vfio_group_fd = -1;
 	internal->vfio_container_fd = -1;
 
 	rte_pci_device_name(&dev->addr, devname, RTE_DEV_NAME_MAX_LEN);
-	rte_vfio_get_group_num(rte_pci_get_sysfs_path(), devname,
+	ret = rte_vfio_get_group_num(rte_pci_get_sysfs_path(), devname,
 			&iommu_group_num);
+	if (ret <= 0) {
+		DRV_LOG(ERR, "%s failed to get IOMMU group", devname);
+		return -1;
+	}
 
 	internal->vfio_container_fd = rte_vfio_container_create();
 	if (internal->vfio_container_fd < 0)