1 files changed, 7 insertions, 5 deletions

diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c
index 361fbde76654..14138d423cf1 100644
--- a/drivers/net/dsa/bcm_sf2.c
+++ b/drivers/net/dsa/bcm_sf2.c
@@ -690,7 +690,7 @@ static int bcm_sf2_sw_suspend(struct dsa_switch *ds)
          * port, the other ones have already been disabled during
          * bcm_sf2_sw_setup
          */
-        for (port = 0; port < DSA_MAX_PORTS; port++) {
+        for (port = 0; port < ds->num_ports; port++) {
                 if (dsa_is_user_port(ds, port) || dsa_is_cpu_port(ds, port))
                         bcm_sf2_port_disable(ds, port, NULL);
         }
@@ -726,10 +726,11 @@ static void bcm_sf2_sw_get_wol(struct dsa_switch *ds, int port,
 {
         struct net_device *p = ds->ports[port].cpu_dp->master;
         struct bcm_sf2_priv *priv = bcm_sf2_to_priv(ds);
-        struct ethtool_wolinfo pwol;
+        struct ethtool_wolinfo pwol = { };
 
         /* Get the parent device WoL settings */
-        p->ethtool_ops->get_wol(p, &pwol);
+        if (p->ethtool_ops->get_wol)
+                p->ethtool_ops->get_wol(p, &pwol);
 
         /* Advertise the parent device supported settings */
         wol->supported = pwol.supported;
@@ -750,9 +751,10 @@ static int bcm_sf2_sw_set_wol(struct dsa_switch *ds, int port,
         struct net_device *p = ds->ports[port].cpu_dp->master;
         struct bcm_sf2_priv *priv = bcm_sf2_to_priv(ds);
         s8 cpu_port = ds->ports[port].cpu_dp->index;
-        struct ethtool_wolinfo pwol;
+        struct ethtool_wolinfo pwol =  { };
 
-        p->ethtool_ops->get_wol(p, &pwol);
+        if (p->ethtool_ops->get_wol)
+                p->ethtool_ops->get_wol(p, &pwol);
         if (wol->wolopts & ~pwol.supported)
                 return -EINVAL;