From: Johannes Berg <johannes@sipsolutions.net>
Date: Wed, 16 Jun 2010 00:09:35 +0000 (+0000)
Subject: powerpc: Fix logic error in fixup_irqs
X-Git-Tag: v2.6.35-rc5~12^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3cd8519248e9e17d982c6fab0f1a89bca6feb49a;p=pandora-kernel.git

powerpc: Fix logic error in fixup_irqs

When SPARSE_IRQ is set, irq_to_desc() can
return NULL. While the code here has a
check for NULL, it's not really correct.
Fix it by separating the check for it.

This fixes CPU hot unplug for me.

Reported-by: Alastair Bridgewater <alastair.bridgewater@gmail.com>
Cc: stable@kernel.org [2.6.32+]
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---

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