From: Ingo Molnar <mingo@elte.hu>
Date: Sat, 13 Nov 2010 15:21:58 +0000 (+0100)
Subject: Revert "8250: Fix tcsetattr to avoid ioctl(TIOCMIWAIT) hang"
X-Git-Tag: v2.6.37-rc2~15
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f8b372a11cc102b9a0dcc6ac2bd10f0b6b2755a9;p=pandora-kernel.git

Revert "8250: Fix tcsetattr to avoid ioctl(TIOCMIWAIT) hang"

This reverts commit 47d3904fe40d62deee8cd46e79ca784e7a548acd.

Crashes any x86 serial console bootup:

  Console: colour VGA+ 80x25
  BUG: unable to handle kernel NULL pointer dereference at 0000000000000158
  IP: [<ffffffff811ebcb4>] serial8250_do_set_termios+0x1d4/0x430
  ...

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Greg KH <gregkh@suse.de>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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