From a211b1af1933a3b6019d985762f5237d1d4c4213 Mon Sep 17 00:00:00 2001
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Fri, 21 Nov 2014 13:42:29 +0100
Subject: [PATCH] tty: Deletion of unnecessary checks before two function calls

The functions put_device() and tty_kref_put() test whether their argument
is NULL and then return immediately.
Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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