diff --git a/drivers/char/snsc.c b/drivers/char/snsc.c
index afc6eda..07e0b75 100644
--- a/drivers/char/snsc.c
+++ b/drivers/char/snsc.c
@@ -374,7 +374,12 @@
 	struct sysctl_data_s *scd;
 	void *salbuf;
 	dev_t first_dev, dev;
-	nasid_t event_nasid = ia64_sn_get_console_nasid();
+	nasid_t event_nasid;
+
+	if (!ia64_platform_is("sn2"))
+		return -ENODEV;
+
+	event_nasid = ia64_sn_get_console_nasid();
 
 	if (alloc_chrdev_region(&first_dev, 0, num_cnodes,
 				SYSCTL_BASENAME) < 0) {