[PATCH]Replace 0 with NULL when returning a pointer

[Cong WANG]

Use NULL to indicate we are returning a pointer rather than an integer
and to eliminate some sparse warnings.

Signed-off-by: Cong WANG <xiyou.wangcong@xxxxxxxxx>
---
--- drivers/kvm/vmx.c.orig	2007-03-11 21:41:03.000000000 +0800
+++ drivers/kvm/vmx.c	2007-03-12 14:25:11.000000000 +0800
@@ -98,7 +98,7 @@ static struct vmx_msr_entry *find_msr_en
	for (i = 0; i < vcpu->nmsrs; ++i)
		if (vcpu->guest_msrs[i].index == msr)
			return &vcpu->guest_msrs[i];
-	return 0;
+	return NULL;
}

static void vmcs_clear(struct vmcs *vmcs)
-
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