[PATCH] get_cpu_sysdev() signedness fix

Doing (int < NR_CPUS) doesn't dtrt if it's negative..

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/include/linux/cpu.h b/include/linux/cpu.h
index 0ed1d48..d612b89 100644
--- a/include/linux/cpu.h
+++ b/include/linux/cpu.h
@@ -32,7 +32,7 @@
 };
 
 extern int register_cpu(struct cpu *, int, struct node *);
-extern struct sys_device *get_cpu_sysdev(int cpu);
+extern struct sys_device *get_cpu_sysdev(unsigned cpu);
 #ifdef CONFIG_HOTPLUG_CPU
 extern void unregister_cpu(struct cpu *, struct node *);
 #endif