From 62f466ee0398d9c67e7a867090324794afff1525 Mon Sep 17 00:00:00 2001
From: Fabio Estevam <festevam@gmail.com>
Date: Mon, 7 Aug 2017 14:44:11 -0300
Subject: [PATCH] serial: pch_uart: Remove unneeded NULL check
There is no need to do a NULL check for debugfs_remove().
Quoting Documentation/filesystems/debugfs.txt:
"The dentry value can be NULL, in which case nothing will be removed."
, so remove the unneeded NULL check.
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/tty/serial/pch_uart.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c
index d3796dc26fa9a..3788198f105bd 100644
--- a/drivers/tty/serial/pch_uart.c
+++ b/drivers/tty/serial/pch_uart.c
@@ -1862,8 +1862,7 @@ static void pch_uart_exit_port(struct eg20t_port *priv)
{
#ifdef CONFIG_DEBUG_FS
- if (priv->debugfs)
- debugfs_remove(priv->debugfs);
+ debugfs_remove(priv->debugfs);
#endif
uart_remove_one_port(&pch_uart_driver, &priv->port);
free_page((unsigned long)priv->rxbuf.buf);