openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

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>
This commit is contained in:
Fabio Estevam 2017-08-07 14:44:11 -03:00 committed by Greg Kroah-Hartman
parent ec085c5a51
commit 62f466ee03
1 changed files with 1 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/tty/serial/pch_uart.c
View File

@ -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);