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Diffstat (limited to 'plugins/wifi.c')
-rw-r--r--plugins/wifi.c27
1 files changed, 24 insertions, 3 deletions
diff --git a/plugins/wifi.c b/plugins/wifi.c
index f1ee6da0..06604d53 100644
--- a/plugins/wifi.c
+++ b/plugins/wifi.c
@@ -134,6 +134,9 @@ static void wifi_newlink(unsigned flags, unsigned change, void *user_data)
struct connman_device *device = user_data;
struct wifi_data *wifi = connman_device_get_data(device);
+ if (wifi == NULL)
+ return;
+
DBG("index %d flags %d change %d", wifi->index, flags, change);
if (!change)
@@ -402,6 +405,9 @@ static int throw_wifi_scan(struct connman_device *device,
struct wifi_data *wifi = connman_device_get_data(device);
int ret;
+ if (wifi == NULL)
+ return -ENODEV;
+
DBG("device %p %p", device, wifi->interface);
if (wifi->tethering == TRUE)
@@ -438,7 +444,7 @@ static void scan_callback(int result, GSupplicantInterface *interface,
struct connman_device *device = user_data;
struct wifi_data *wifi = connman_device_get_data(device);
- DBG("result %d", result);
+ DBG("result %d wifi %p", result, wifi);
if (wifi != NULL && wifi->hidden != NULL) {
connman_network_clear_hidden(wifi->hidden->user_data);
@@ -461,7 +467,10 @@ static void scan_callback_hidden(int result,
struct wifi_data *wifi = connman_device_get_data(device);
int driver_max_ssids;
- DBG("result %d", result);
+ DBG("result %d wifi %p", result, wifi);
+
+ if (wifi == NULL)
+ goto out;
/*
* Scan hidden networks so that we can autoconnect to them.
@@ -639,6 +648,9 @@ static int wifi_enable(struct connman_device *device)
DBG("device %p %p", device, wifi);
+ if (wifi == NULL)
+ return -ENODEV;
+
ret = g_supplicant_interface_create(interface, driver, NULL,
interface_create_callback,
wifi);
@@ -653,7 +665,10 @@ static int wifi_disable(struct connman_device *device)
struct wifi_data *wifi = connman_device_get_data(device);
int ret;
- DBG("device %p", device);
+ DBG("device %p wifi %p", device, wifi);
+
+ if (wifi == NULL)
+ return -ENODEV;
wifi->connected = FALSE;
wifi->disconnecting = FALSE;
@@ -821,6 +836,9 @@ static int wifi_scan_fast(struct connman_device *device)
int ret;
int driver_max_ssids = 0;
+ if (wifi == NULL)
+ return -ENODEV;
+
DBG("device %p %p", device, wifi->interface);
if (wifi->tethering == TRUE)
@@ -875,6 +893,9 @@ static int wifi_scan_hidden(struct connman_device *device,
struct hidden_params *hidden;
int ret;
+ if (wifi == NULL)
+ return -ENODEV;
+
DBG("hidden SSID %s", ssid);
if (wifi->tethering == TRUE || wifi->hidden != NULL)