Commit 78c5c68a authored Dec 09, 2011 by Benjamin Herrenschmidt

powerpc/pmac: Fix SMP kernels on pre-core99 UP machines



The code for "powersurge" SMP would kick in and cause a crash
at boot due to the lack of a NULL test.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

parent 8e609d5e

arch/powerpc/platforms/powermac/smp.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -414,7 +414,7 @@ static struct irqaction psurge_irqaction = {

		static void __init smp_psurge_setup_cpu(int cpu_nr)
		{
		if (cpu_nr != 0)
		if (cpu_nr != 0 \|\| !psurge_start)
		return;

		/* reset the entry point so if we get another intr we won't