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serial: pch_uart: Remove unneeded NULL check

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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 <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
This commit is contained in:
Fabio Estevam 2017-08-07 14:44:11 -03:00 • committed by Greg Kroah-Hartman
commit 62f466ee03
1 changed files with 1 additions and 2 deletions
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3
drivers/tty/serial/pch_uart.c
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@ -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);