Index: linux-2.6.21-rc7/arch/ia64/sn/kernel/xpc_main.c
===================================================================
--- linux-2.6.21-rc7.orig/arch/ia64/sn/kernel/xpc_main.c	2007-04-23 11:49:58.000000000 -0700
+++ linux-2.6.21-rc7/arch/ia64/sn/kernel/xpc_main.c	2007-04-23 11:51:17.000000000 -0700
@@ -811,6 +811,8 @@ xpc_create_kthreads(struct xpc_channel *
 	pid_t pid;
 	u64 args = XPC_PACK_ARGS(ch->partid, ch->number);
 	struct xpc_partition *part = &xpc_partitions[ch->partid];
+	struct task_struct *task;
+
 
 
 	while (needed-- > 0) {
@@ -839,7 +841,7 @@ xpc_create_kthreads(struct xpc_channel *
 		xpc_msgqueue_ref(ch);
 
 		task = kthread_run(xpc_daemonize_kthread, args,
-				   "xpc%02dc%d", partid, ch_number);
+				   "xpc%02dc%d", ch->partid, ch->number);
 		if (IS_ERR(task)) {
 			/* the fork failed */