diff --git a/drivers/net/caif/caif_serial.c b/drivers/net/caif/caif_serial.c
index 27bbc56de15f..9da06537237f 100644
--- a/drivers/net/caif/caif_serial.c
+++ b/drivers/net/caif/caif_serial.c
@@ -70,7 +70,6 @@ struct ser_device {
 	struct tty_struct *tty;
 	bool tx_started;
 	unsigned long state;
-	char *tty_name;
 #ifdef CONFIG_DEBUG_FS
 	struct dentry *debugfs_tty_dir;
 	struct debugfs_blob_wrapper tx_blob;