[PATCH 47/58] KVM: Remove unnecessary initialization and checks in mark_page_dirty()

Avi Kivity
2007-06-17T09:44:28Z

From: Nguyen Anh Quynh <aquynh-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>

Signed-off-by: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
---
drivers/kvm/kvm_main.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c
index bf35457..3c3231d 100644
--- a/drivers/kvm/kvm_main.c
+++ b/drivers/kvm/kvm_main.c
@@ -970,7 +970,7 @@ EXPORT_SYMBOL_GPL(gfn_to_page);
void mark_page_dirty(struct kvm *kvm, gfn_t gfn)
{
int i;
- struct kvm_memory_slot *memslot = NULL;
+ struct kvm_memory_slot *memslot;
unsigned long rel_gfn;

for (i = 0; i < kvm->nmemslots; ++i) {
@@ -979,7 +979,7 @@ void mark_page_dirty(struct kvm *kvm, gfn_t gfn)
if (gfn >= memslot->base_gfn
&& gfn < memslot->base_gfn + memslot->npages) {

- if (!memslot || !memslot->dirty_bitmap)
+ if (!memslot->dirty_bitmap)
return;

rel_gfn = gfn - memslot->base_gfn;