x86: fix numaq_tsc_disable

fix:

 arch/x86/kernel/numaq_32.c: In function ‘numaq_tsc_disable’:
 arch/x86/kernel/numaq_32.c:99: warning: ‘return’ with a value, in function returning void
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

arch/x86/kernel/numaq_32.c

@@ -96,7 +96,7 @@ int __init get_memcfg_numaq(void)
 void __init numaq_tsc_disable(void)
 {
 	if (!found_numaq)
-		return -1;
+		return;
 
 	if (num_online_nodes() > 1) {
 		printk(KERN_DEBUG "NUMAQ: disabling TSC\n");