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tty_io: check return code of tty_register_device
authorVasiliy Kulikov <segooon@gmail.com>
Sun, 5 Sep 2010 18:32:22 +0000 (22:32 +0400)
committerGreg Kroah-Hartman <gregkh@suse.de>
Fri, 22 Oct 2010 17:20:03 +0000 (10:20 -0700)
Function tty_register_device may return ERR_PTR(...). Check for it.

Signed-off-by: Vasiliy Kulikov <segooon@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

No differences found
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