diff options
Diffstat (limited to 'net/dsa')
| -rw-r--r-- | net/dsa/dsa.c | 6 | ||||
| -rw-r--r-- | net/dsa/slave.c | 14 |
2 files changed, 13 insertions, 7 deletions
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c index 45295ca09571..2bc62ea857c8 100644 --- a/net/dsa/dsa.c +++ b/net/dsa/dsa.c @@ -80,6 +80,7 @@ dsa_switch_setup(struct dsa_switch_tree *dst, int index, int ret; char *name; int i; + bool valid_name_found = false; /* * Probe for switch model. @@ -131,8 +132,13 @@ dsa_switch_setup(struct dsa_switch_tree *dst, int index, } else { ds->phys_port_mask |= 1 << i; } + valid_name_found = true; } + if (!valid_name_found && i == DSA_MAX_PORTS) { + ret = -EINVAL; + goto out; + } /* * If the CPU connects to this switch, set the switch tree diff --git a/net/dsa/slave.c b/net/dsa/slave.c index e32083d5d8f8..6ebd8fbd9285 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -41,8 +41,8 @@ void dsa_slave_mii_bus_init(struct dsa_switch *ds) ds->slave_mii_bus->name = "dsa slave smi"; ds->slave_mii_bus->read = dsa_slave_phy_read; ds->slave_mii_bus->write = dsa_slave_phy_write; - snprintf(ds->slave_mii_bus->id, MII_BUS_ID_SIZE, "%s:%.2x", - ds->master_mii_bus->id, ds->pd->sw_addr); + snprintf(ds->slave_mii_bus->id, MII_BUS_ID_SIZE, "dsa-%d:%.2x", + ds->index, ds->pd->sw_addr); ds->slave_mii_bus->parent = &ds->master_mii_bus->dev; } @@ -203,10 +203,10 @@ dsa_slave_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) static void dsa_slave_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo) { - strncpy(drvinfo->driver, "dsa", 32); - strncpy(drvinfo->version, dsa_driver_version, 32); - strncpy(drvinfo->fw_version, "N/A", 32); - strncpy(drvinfo->bus_info, "platform", 32); + strlcpy(drvinfo->driver, "dsa", sizeof(drvinfo->driver)); + strlcpy(drvinfo->version, dsa_driver_version, sizeof(drvinfo->version)); + strlcpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version)); + strlcpy(drvinfo->bus_info, "platform", sizeof(drvinfo->bus_info)); } static int dsa_slave_nway_reset(struct net_device *dev) @@ -391,7 +391,7 @@ dsa_slave_create(struct dsa_switch *ds, struct device *parent, if (p->phy != NULL) { phy_attach(slave_dev, dev_name(&p->phy->dev), - 0, PHY_INTERFACE_MODE_GMII); + PHY_INTERFACE_MODE_GMII); p->phy->autoneg = AUTONEG_ENABLE; p->phy->speed = 0; |