nl80211: Add more debug prints for mode changes and interface add/remove

diff --git a/src/drivers/driver_nl80211.c b/src/drivers/driver_nl80211.c
index 847cacb..27af8b9 100644 (file)
--- a/src/drivers/driver_nl80211.c
+++ b/src/drivers/driver_nl80211.c
@@ -2535,6 +2535,8 @@ static void nl80211_remove_iface(struct wpa_driver_nl80211_data *drv,
 {
        struct nl_msg *msg;
 
+       wpa_printf(MSG_DEBUG, "nl80211: Remove interface ifindex=%d", ifidx);
+
 #ifdef HOSTAPD
        /* stop listening for EAPOL on this interface */
        del_ifidx(drv, ifidx);
@@ -2603,6 +2605,8 @@ static int nl80211_create_iface_once(struct wpa_driver_nl80211_data *drv,
        }
 
        ifidx = if_nametoindex(ifname);
+       wpa_printf(MSG_DEBUG, "nl80211: New interface %s created: ifindex=%d",
+                  ifname, ifidx);
 
        if (ifidx <= 0)
                return -1;
@@ -3546,6 +3550,8 @@ static int wpa_driver_nl80211_set_mode(void *priv, int mode)
        }
 
        if (nlmode == drv->nlmode) {
+               wpa_printf(MSG_DEBUG, "nl80211: Interface already in "
+                          "requested mode - ignore error");
                ret = 0;
                goto done; /* Already in the requested mode */
        }
@@ -3561,8 +3567,11 @@ static int wpa_driver_nl80211_set_mode(void *priv, int mode)
                        ret = -1;
        }
 
-       if (!ret)
+       if (!ret) {
+               wpa_printf(MSG_DEBUG, "nl80211: Mode change succeeded while "
+                          "interface is down");
                drv->nlmode = nlmode;
+       }
 
 done:
        if (!ret && nlmode == NL80211_IFTYPE_AP) {
@@ -3575,6 +3584,10 @@ done:
                nl80211_remove_monitor_interface(drv);
        }
 
+       if (ret)
+               wpa_printf(MSG_DEBUG, "nl80211: Interface mode change to %d "
+                          "from %d failed", nlmode, drv->nlmode);
+
        return ret;
 }