diff --git a/arch/sparc/kernel/pmc.c b/arch/sparc/kernel/pmc.c
index f12b23f7b51570de14445cf9e23680279831d3e4..3b26cf62df6d6a7be0596ffc71dcf68e0fef6aab 100644
--- a/arch/sparc/kernel/pmc.c
+++ b/arch/sparc/kernel/pmc.c
@@ -71,7 +71,7 @@ static int pmc_probe(struct platform_device *op)
 	return 0;
 }
 
-static struct of_device_id pmc_match[] = {
+static const struct of_device_id pmc_match[] = {
 	{
 		.name = PMC_OBPNAME,
 	},