diff --git a/include/net/caif/cfserl.h b/include/net/caif/cfserl.h
index b5b020f3c72e..bc3fae07a25f 100644
--- a/include/net/caif/cfserl.h
+++ b/include/net/caif/cfserl.h
@@ -9,4 +9,5 @@
 #include <net/caif/caif_layer.h>
 
 struct cflayer *cfserl_create(int instance, bool use_stx);
+void cfserl_release(struct cflayer *layer);
 #endif
diff --git a/net/caif/cfserl.c b/net/caif/cfserl.c
index ce60f06d76de..af1e1e36dc90 100644
--- a/net/caif/cfserl.c
+++ b/net/caif/cfserl.c
@@ -31,6 +31,11 @@ static int cfserl_transmit(struct cflayer *layr, struct cfpkt *pkt);
 static void cfserl_ctrlcmd(struct cflayer *layr, enum caif_ctrlcmd ctrl,
 			   int phyid);
 
+void cfserl_release(struct cflayer *layer)
+{
+	kfree(layer);
+}
+
 struct cflayer *cfserl_create(int instance, bool use_stx)
 {
 	struct cfserl *this = kzalloc(sizeof(struct cfserl), GFP_ATOMIC);