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-rw-r--r--arch/powerpc/kernel/setup-common.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index d5c52fa..be12041 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -100,7 +100,8 @@ void machine_shutdown(void)
void machine_restart(char *cmd)
{
machine_shutdown();
- ppc_md.restart(cmd);
+ if (ppc_md.restart)
+ ppc_md.restart(cmd);
#ifdef CONFIG_SMP
smp_send_stop();
#endif
@@ -112,7 +113,8 @@ void machine_restart(char *cmd)
void machine_power_off(void)
{
machine_shutdown();
- ppc_md.power_off();
+ if (ppc_md.power_off)
+ ppc_md.power_off();
#ifdef CONFIG_SMP
smp_send_stop();
#endif
@@ -129,7 +131,8 @@ EXPORT_SYMBOL_GPL(pm_power_off);
void machine_halt(void)
{
machine_shutdown();
- ppc_md.halt();
+ if (ppc_md.halt)
+ ppc_md.halt();
#ifdef CONFIG_SMP
smp_send_stop();
#endif