diff --git a/arch/arm/mach-sunxi/mc_smp.c b/arch/arm/mach-sunxi/mc_smp.c
index b2f5f4f28705f..f779e386b6e7d 100644
--- a/arch/arm/mach-sunxi/mc_smp.c
+++ b/arch/arm/mach-sunxi/mc_smp.c
@@ -804,12 +804,12 @@ static int __init sunxi_mc_smp_init(void)
 	for (i = 0; i < ARRAY_SIZE(sunxi_mc_smp_data); i++) {
 		ret = of_property_match_string(node, "enable-method",
 					       sunxi_mc_smp_data[i].enable_method);
-		if (!ret)
+		if (ret >= 0)
 			break;
 	}
 
 	of_node_put(node);
-	if (ret)
+	if (ret < 0)
 		return -ENODEV;
 
 	is_a83t = sunxi_mc_smp_data[i].is_a83t;