From 0bc6b13d925de689c3a9984e5c3fe336cd005494 Mon Sep 17 00:00:00 2001
From: Ray <1458889+Raybuntu@users.noreply.github.com>
Date: Thu, 11 Apr 2019 11:57:21 +0200
Subject: [PATCH] cec: Fix kernel log spam when cec is disabled

---
 drivers/amlogic/cec/hdmi_ao_cec.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/amlogic/cec/hdmi_ao_cec.c b/drivers/amlogic/cec/hdmi_ao_cec.c
index d40706fb27d1..c7cf69eb88ef 100644
--- a/drivers/amlogic/cec/hdmi_ao_cec.c
+++ b/drivers/amlogic/cec/hdmi_ao_cec.c
@@ -2935,8 +2935,12 @@ static ssize_t hdmitx_cec_write(struct file *f, const char __user *buf,
 	if (cec_cfg & CEC_FUNC_CFG_CEC_ON) {
 		/*cec module on*/
 		ret = cec_ll_tx(tempbuf, size);
+	}
+
+	if (ret == CEC_FAIL_NACK) {
+		return -1;
 	} else {
-		CEC_ERR("err:cec module disabled\n");
+		return size;
 	}
 
 	return ret;