diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c
index 5ed43828e078..a41ad562ed4e 100644
--- a/arch/sparc/kernel/pci.c
+++ b/arch/sparc/kernel/pci.c
@@ -593,7 +593,7 @@ show_pciobppath_attr(struct device * dev, struct device_attribute * attr, char *
 	pdev = to_pci_dev(dev);
 	dp = pdev->dev.of_node;
 
-	return snprintf (buf, PAGE_SIZE, "%pOF\n", dp);
+	return scnprintf(buf, PAGE_SIZE, "%pOF\n", dp);
 }
 
 static DEVICE_ATTR(obppath, S_IRUSR | S_IRGRP | S_IROTH, show_pciobppath_attr, NULL);