From: Kevin Hao <kexin.hao@windriver.com>
Date: Mon, 1 Dec 2008 11:36:16 +0000 (+0000)
Subject: Add kref to fake tty used by USB console
X-Git-Tag: v2.6.28-rc7~30
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e5404586a499f7dce915456e85ff94b2df7a3b1c;p=pandora-kernel.git

Add kref to fake tty used by USB console

We alloc a fake tty in usb serial console setup function. we should
init the tty's kref otherwise we will face WARN_ON after following
invoke of tty_port_tty_set --> tty_kref_get.

Signed-off-by: Kevin Hao <kexin.hao@windriver.com>
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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