From c75b6bee25557dac013bd22ec4e9811c150aa87d Mon Sep 17 00:00:00 2001
From: payton <payton@willfine.com>
Date: Thu, 30 Nov 2023 16:21:14 +0800
Subject: [PATCH] =?UTF-8?q?1.=E4=B8=8D=E8=AE=B0=E5=BD=95usb=E8=BE=93?=
 =?UTF-8?q?=E5=87=BA=E7=9A=84log?=
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---
 BSP/linux-kernel/drivers/tty/tty_io.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/BSP/linux-kernel/drivers/tty/tty_io.c b/BSP/linux-kernel/drivers/tty/tty_io.c
index a7335f7a7..2a8cb62bd 100755
--- a/BSP/linux-kernel/drivers/tty/tty_io.c
+++ b/BSP/linux-kernel/drivers/tty/tty_io.c
@@ -1043,7 +1043,10 @@ static ssize_t tty_write(struct file *file, const char __user *buf,
 	else
 		ret = do_tty_write(ld->ops->write, tty, file, buf, count);
 #ifdef CONFIG_LOGFILE
-	logfile_save_str((char *)buf, count, 0);
+	if(!strstr(file->f_path.dentry->d_name.name, "USB"))
+    {
+            logfile_save_str((char *)buf, count, 0);
+    }
 #endif
 	tty_ldisc_deref(ld);
 	return ret;