fix typos concerning "initiali[zs]e"

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c
index d00dfc1..dbc4cbe 100644
--- a/arch/ia64/sn/kernel/setup.c
+++ b/arch/ia64/sn/kernel/setup.c
@@ -507,7 +507,7 @@
 	cnodeid_t cnode;
 
 	/*
-	 * Allocate & initalize the nodepda for each node.
+	 * Allocate & initialize the nodepda for each node.
 	 */
 	for_each_online_node(cnode) {
 		nodepdaindr[cnode] =