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tty: Deletion of unnecessary checks before two function calls
authorMarkus Elfring <elfring@users.sourceforge.net>
Fri, 21 Nov 2014 12:42:29 +0000 (13:42 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 27 Nov 2014 03:35:49 +0000 (19:35 -0800)
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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