From: Stanislav Kozina <skozina@redhat.com>
Date: Thu, 16 Aug 2012 11:01:47 +0000 (+0100)
Subject: Remove BUG_ON from n_tty_read()
X-Git-Tag: omap-cleanup-sparseirq-for-v3.7~93
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e9490e93c1978b6669f3e993caa3189be13ce459;p=pandora-kernel.git

Remove BUG_ON from n_tty_read()

Change the BUG_ON to WARN_ON and return in case of tty->read_buf==NULL. We want to track a
couple of long standing reports of this but at the same time we can avoid killing the box.

Signed-off-by: Stanislav Kozina <skozina@redhat.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Cc: Horses <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

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