diff --git a/drivers/leds/rgb/wago-m4-led-wrapper.c b/drivers/leds/rgb/wago-m4-led-wrapper.c
index 8f2ff5bab023..776bad37317b 100644
--- a/drivers/leds/rgb/wago-m4-led-wrapper.c
+++ b/drivers/leds/rgb/wago-m4-led-wrapper.c
@@ -630,8 +630,11 @@ static void wago_rpmsg_remove(struct rpmsg_device *rpdev)
 {
 	struct wago_m4_led_priv *priv = dev_get_drvdata(&rpdev->dev);
 
-	if (priv)
+	if (priv) {
+		mutex_lock(&priv->send_lock);
 		priv->rpdev = NULL;
+		mutex_unlock(&priv->send_lock);
+	}
 
 	dev_info(&rpdev->dev, "WAGO M4 LED RPMsg channel removed\n");
 }