Fix wpa_config_get_all() error path

The previous version did not really work at all and it ended up crashing
if the os_strdup(field->name) call failed.

Signed-off-by: Jouni Malinen <j@w1.fi>

diff --git a/wpa_supplicant/config.c b/wpa_supplicant/config.c
index 0571c23..ce631dd 100644 (file)
--- a/wpa_supplicant/config.c
+++ b/wpa_supplicant/config.c
@@ -2669,9 +2669,8 @@ char ** wpa_config_get_all(struct wpa_ssid *ssid, int get_keys)
        return props;
 
 err:
-       value = *props;
-       while (value)
-               os_free(value++);
+       for (i = 0; props[i]; i++)
+               os_free(props[i]);
        os_free(props);
        return NULL;
 #endif /* NO_CONFIG_WRITE */