Fix derefrencing of NULL pointer

In some cases wifi->network is NULL which leads to crash

Change-Id: Ie02bb6a84f25d816935b492169feed2aca7f76b8
Signed-off-by: Jaehyun Kim <jeik01.kim@samsung.com>

diff --git a/plugins/wifi.c b/plugins/wifi.c
index 8fe2be3..a1da419 100755 (executable)
--- a/plugins/wifi.c
+++ b/plugins/wifi.c
@@ -3905,7 +3905,9 @@ static gboolean autosignalpoll_timeout(gpointer data)
        if (ret < 0) {
                DBG("Fail to get max speed !!");
                wifi->automaxspeed_timeout = 0;
-               connman_network_unref(wifi->network);
+
+               if (wifi->network)
+                       connman_network_unref(wifi->network);
                return FALSE;
        }