1 files changed, 3 insertions, 0 deletions

diff --git a/arch/mips/bcm63xx/setup.c b/arch/mips/bcm63xx/setup.c
index bd83836fa15e..314231be788c 100644
--- a/arch/mips/bcm63xx/setup.c
+++ b/arch/mips/bcm63xx/setup.c
@@ -86,6 +86,9 @@ void bcm63xx_machine_reboot(void)
         }
 
         for (i = 0; i < 2; i++) {
+                if (!perf_regs[i])
+                        break;
+
                 reg = bcm_perf_readl(perf_regs[i]);
                 if (BCMCPU_IS_6348()) {
                         reg &= ~EXTIRQ_CFG_MASK_ALL_6348;