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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
commit8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch)
treee9891aa6c295060d065adffd610c4f49ecf884f3 /net/mac802154/iface.c
parenta71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff)
Linux-libre 4.3.2-gnu
Diffstat (limited to 'net/mac802154/iface.c')
-rw-r--r--net/mac802154/iface.c32
1 files changed, 24 insertions, 8 deletions
diff --git a/net/mac802154/iface.c b/net/mac802154/iface.c
index 8b698246a..ed26952f9 100644
--- a/net/mac802154/iface.c
+++ b/net/mac802154/iface.c
@@ -30,7 +30,7 @@
#include "ieee802154_i.h"
#include "driver-ops.h"
-static int mac802154_wpan_update_llsec(struct net_device *dev)
+int mac802154_wpan_update_llsec(struct net_device *dev)
{
struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
struct ieee802154_mlme_ops *ops = ieee802154_mlme_ops(dev);
@@ -125,6 +125,14 @@ static int mac802154_wpan_mac_addr(struct net_device *dev, void *p)
if (netif_running(dev))
return -EBUSY;
+ /* lowpan need to be down for update
+ * SLAAC address after ifup
+ */
+ if (sdata->wpan_dev.lowpan_dev) {
+ if (netif_running(sdata->wpan_dev.lowpan_dev))
+ return -EBUSY;
+ }
+
ieee802154_be64_to_le64(&extended_addr, addr->sa_data);
if (!ieee802154_is_valid_extended_unicast_addr(extended_addr))
return -EINVAL;
@@ -132,6 +140,13 @@ static int mac802154_wpan_mac_addr(struct net_device *dev, void *p)
memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
sdata->wpan_dev.extended_addr = extended_addr;
+ /* update lowpan interface mac address when
+ * wpan mac has been changed
+ */
+ if (sdata->wpan_dev.lowpan_dev)
+ memcpy(sdata->wpan_dev.lowpan_dev->dev_addr, dev->dev_addr,
+ dev->addr_len);
+
return mac802154_wpan_update_llsec(dev);
}
@@ -314,11 +329,8 @@ static int mac802154_slave_close(struct net_device *dev)
clear_bit(SDATA_STATE_RUNNING, &sdata->state);
- if (!local->open_count) {
- flush_workqueue(local->workqueue);
- hrtimer_cancel(&local->ifs_timer);
- drv_stop(local);
- }
+ if (!local->open_count)
+ ieee802154_stop_device(local);
return 0;
}
@@ -471,6 +483,7 @@ ieee802154_setup_sdata(struct ieee802154_sub_if_data *sdata,
enum nl802154_iftype type)
{
struct wpan_dev *wpan_dev = &sdata->wpan_dev;
+ int ret;
u8 tmp;
/* set some type-dependent values */
@@ -485,8 +498,7 @@ ieee802154_setup_sdata(struct ieee802154_sub_if_data *sdata,
wpan_dev->min_be = 3;
wpan_dev->max_be = 5;
wpan_dev->csma_retries = 4;
- /* for compatibility, actual default is 3 */
- wpan_dev->frame_retries = -1;
+ wpan_dev->frame_retries = 3;
wpan_dev->pan_id = cpu_to_le16(IEEE802154_PANID_BROADCAST);
wpan_dev->short_addr = cpu_to_le16(IEEE802154_ADDR_BROADCAST);
@@ -505,6 +517,10 @@ ieee802154_setup_sdata(struct ieee802154_sub_if_data *sdata,
mutex_init(&sdata->sec_mtx);
mac802154_llsec_init(&sdata->sec);
+ ret = mac802154_wpan_update_llsec(sdata->dev);
+ if (ret < 0)
+ return ret;
+
break;
case NL802154_IFTYPE_MONITOR:
sdata->dev->destructor = free_netdev;