applications/luci-ffwizzard: prevent infinite shell loop when compiling LuCI SDK

diff --git a/applications/luci-ffwizard/root/etc/uci-defaults/device-defaults b/applications/luci-ffwizard/root/etc/uci-defaults/device-defaults
index 6a70e67..3ebf4c0 100755 (executable)
--- a/applications/luci-ffwizard/root/etc/uci-defaults/device-defaults
+++ b/applications/luci-ffwizard/root/etc/uci-defaults/device-defaults
@@ -1,5 +1,8 @@
 #!/bin/sh
 
+# prevent running on sdk
+type config_get >/dev/null 2>/dev/null || exit 0
+
 set_default_config()
 {
        local cfg="$1"