net: wireless: bcmdhd: change logic for removing monitor interace for P2P.

Change-Id: Ie757ec25c86d0402d0463a9b7f2fff14b840f446
Signed-off-by: Howard M. Harte <hharte@broadcom.com>
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>

diff --git a/drivers/net/wireless/bcmdhd/dhd_linux_mon.c b/drivers/net/wireless/bcmdhd/dhd_linux_mon.c
index 25eba63..6c1ff4d 100644 (file)
--- a/drivers/net/wireless/bcmdhd/dhd_linux_mon.c
+++ b/drivers/net/wireless/bcmdhd/dhd_linux_mon.c
@@ -322,17 +322,17 @@ int dhd_del_monitor(struct net_device *ndev)
                return -EINVAL;
        mutex_lock(&g_monitor.lock);
        for (i = 0; i < DHD_MAX_IFS; i++) {
-               if (g_monitor.mon_if[i].mon_ndev == ndev) {
+               if (g_monitor.mon_if[i].mon_ndev == ndev ||
+                       g_monitor.mon_if[i].real_ndev == ndev) {
                        g_monitor.mon_if[i].real_ndev = NULL;
-                       g_monitor.mon_if[i].mon_ndev = NULL;
                        if (rtnl_is_locked()) {
                                rtnl_unlock();
                                rollback_lock = true;
                        }
-                       unregister_netdev(ndev);
-                       free_netdev(ndev);
+                       unregister_netdev(g_monitor.mon_if[i].mon_ndev);
+                       free_netdev(g_monitor.mon_if[i].mon_ndev);
+                       g_monitor.mon_if[i].mon_ndev = NULL;
                        g_monitor.monitor_state = MONITOR_STATE_INTERFACE_DELETED;
-                       ndev = NULL;
                        break;
                }
        }
@@ -341,7 +341,8 @@ int dhd_del_monitor(struct net_device *ndev)
                rollback_lock = false;
        }
 
-       if (ndev)
+       if (g_monitor.monitor_state !=
+       MONITOR_STATE_INTERFACE_DELETED)
                MON_PRINT("interface not found in monitor IF array, is this a monitor IF? 0x%p\n",
                        ndev);
        mutex_unlock(&g_monitor.lock);

diff --git a/drivers/net/wireless/bcmdhd/wl_cfg80211.c b/drivers/net/wireless/bcmdhd/wl_cfg80211.c
index 98c9ff6..cc5d86e 100644 (file)
--- a/drivers/net/wireless/bcmdhd/wl_cfg80211.c
+++ b/drivers/net/wireless/bcmdhd/wl_cfg80211.c
@@ -1005,10 +1005,7 @@ wl_cfg80211_del_virtual_iface(struct wiphy *wiphy, struct net_device *dev)
        struct wl_priv *wl = WL_PRIV_GET();
        s32 timeout = -1;
        s32 ret = 0;
-       if (dev && dev->type == ARPHRD_IEEE80211_RADIOTAP) {
-               ret = dhd_del_monitor(dev);
-               goto exit;
-       }
+
        if (wl->p2p_supported) {
                memcpy(p2p_mac.octet, wl->p2p->int_addr.octet, ETHER_ADDR_LEN);
                if (wl->p2p->vif_created) {
@@ -1029,9 +1026,9 @@ wl_cfg80211_del_virtual_iface(struct wiphy *wiphy, struct net_device *dev)
                        } else {
                                WL_ERR(("IFDEL didn't complete properly"));
                        }
+                       ret = dhd_del_monitor(dev);
                }
        }
-exit:
        return ret;
 }