From 2824913976a851f049bc8ab929b5c8d3b6ee269b Mon Sep 17 00:00:00 2001
From: Li kunyu <kunyu@nfschina.com>
Date: Fri, 19 Aug 2022 10:28:04 +0800
Subject: [PATCH] KVM: Drop unnecessary initialization of "npages" in
hva_to_pfn_slow()
The variable is initialized but it is only used after its assignment.
Reviewed-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: Li kunyu <kunyu@nfschina.com>
Message-Id: <20220819022804.483914-1-kunyu@nfschina.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
virt/kvm/kvm_main.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 5142c054b03c7..c916c4c8801c0 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -2518,7 +2518,7 @@ static int hva_to_pfn_slow(unsigned long addr, bool *async, bool write_fault,
{
unsigned int flags = FOLL_HWPOISON;
struct page *page;
- int npages = 0;
+ int npages;
might_sleep();
--
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