From: Linas Vepstas <linas@austin.ibm.com>
Date: Sat, 5 Aug 2006 19:14:36 +0000 (-0700)
Subject: [PATCH] pSeries hvsi char driver null pointer deref
X-Git-Tag: v2.6.18-rc4~22
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=229395c90aadbadef76bacf52b9cb3326f509e93;p=pandora-kernel.git

[PATCH] pSeries hvsi char driver null pointer deref

Under certain rare circumstances, it appears that there can be be a
NULL-pointer deref when a user fiddles with terminal emeulation programs while
outpu is being sent to the console.  This patch checks for and avoids a
NULL-pointer deref.

Signed-off-by: Hollis Blanchard <hollisbl@austin.ibm.com>
Signed-off-by: Linas Vepstas <linas@austin.ibm.com>
Cc: Paul Fulghum <paulkf@microgate.com>
Acked-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

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