--- sys/cddl/dev/dtrace/i386/dtrace_subr.c	2008-11-22 14:40:48.000000000 +0800
+++ /var/current/mysrc/sys/cddl/dev/dtrace/i386/dtrace_subr.c	2008-11-24 10:16:07.000000000 +0800
@@ -403,7 +403,6 @@
 {
 	cpumask_t map;
 	int i;
-	struct pcpu *cp;
 
 	/* The current CPU is the reference one. */
 	tsc_skew[curcpu] = 0;
@@ -412,7 +411,7 @@
 		if (i == curcpu)
 			continue;
 
-		if ((cp = pcpu_find(i)) == NULL)
+		if (pcpu_find(i) == NULL)
 			continue;
 
 		map = 0;