From: Matthew Garrett <mjg59@srcf.ucam.org>
Date: Mon, 13 Apr 2009 21:39:44 +0000 (-0700)
Subject: efifb: exit if framebuffer address is invalid
X-Git-Tag: v2.6.30-rc2~58
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=133bb070e94ab41d750c6f2160c8843e46f11b78;p=pandora-kernel.git

efifb: exit if framebuffer address is invalid

efifb will attempt to ioremap a framebuffer even if its starting address
is 0, failing and causing an ugly backtrace in the process.  Exit before
probing if this is the case.

Signed-off-by: Matthew Garrett <mjg@redhat.com>
Acked-by: Peter Jones <pjones@redhat.com>
Cc: Krzysztof Helt <krzysztof.h1@poczta.fm>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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