1 files changed, 0 insertions, 1 deletions

diff --git a/net/caif/cfserl.c b/net/caif/cfserl.c
index 9297f7dea9d8..8303fe3ebf89 100644
--- a/net/caif/cfserl.c
+++ b/net/caif/cfserl.c
@@ -25,7 +25,6 @@ struct cfserl {
         spinlock_t sync;
         bool usestx;
 };
-#define STXLEN(layr) (layr->usestx ? 1 : 0)
 
 static int cfserl_receive(struct cflayer *layr, struct cfpkt *pkt);
 static int cfserl_transmit(struct cflayer *layr, struct cfpkt *pkt);