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-rw-r--r--drivers/net/ethernet/sun/ldmvsw.c3
-rw-r--r--drivers/net/ethernet/sun/niu.c2
-rw-r--r--drivers/net/ethernet/sun/sunvnet.c3
3 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/ethernet/sun/ldmvsw.c b/drivers/net/ethernet/sun/ldmvsw.c
index 644e42c18..1c9522ad3 100644
--- a/drivers/net/ethernet/sun/ldmvsw.c
+++ b/drivers/net/ethernet/sun/ldmvsw.c
@@ -291,6 +291,9 @@ static int vsw_port_probe(struct vio_dev *vdev, const struct vio_device_id *id)
hp = mdesc_grab();
+ if (!hp)
+ return -ENODEV;
+
rmac = mdesc_get_property(hp, vdev->mp, remote_macaddr_prop, &len);
err = -ENODEV;
if (!rmac) {
diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c
index 605c4d15b..1693a7032 100644
--- a/drivers/net/ethernet/sun/niu.c
+++ b/drivers/net/ethernet/sun/niu.c
@@ -4505,7 +4505,7 @@ static int niu_alloc_channels(struct niu *np)
err = niu_rbr_fill(np, rp, GFP_KERNEL);
if (err)
- return err;
+ goto out_err;
}
tx_rings = kcalloc(num_tx_rings, sizeof(struct tx_ring_info),
diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c
index 590172818..3a1f0653c 100644
--- a/drivers/net/ethernet/sun/sunvnet.c
+++ b/drivers/net/ethernet/sun/sunvnet.c
@@ -432,6 +432,9 @@ static int vnet_port_probe(struct vio_dev *vdev, const struct vio_device_id *id)
hp = mdesc_grab();
+ if (!hp)
+ return -ENODEV;
+
vp = vnet_find_parent(hp, vdev->mp, vdev);
if (IS_ERR(vp)) {
pr_err("Cannot find port parent vnet\n");