linux-kernel - [PATCH] powerpc/kvm: no need to initialise statics to 0

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Date:   Mon, 20 Dec 2021 11:02:43 +0800
From:   Jason Wang <wangborong@...rlc.com>
To:     mpe@...erman.id.au
Cc:     benh@...nel.crashing.org, paulus@...ba.org, wangborong@...rlc.com,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: [PATCH] powerpc/kvm: no need to initialise statics to 0

Static variables do not need to be initialised to 0, because compiler
will initialise all uninitialised statics to 0. Thus, remove the
unneeded initialization.

Signed-off-by: Jason Wang <wangborong@...rlc.com>
---
 arch/powerpc/kvm/book3s_64_mmu_host.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/kvm/book3s_64_mmu_host.c b/arch/powerpc/kvm/book3s_64_mmu_host.c
index c3e31fef0be1..1ae09992c9ea 100644
--- a/arch/powerpc/kvm/book3s_64_mmu_host.c
+++ b/arch/powerpc/kvm/book3s_64_mmu_host.c
@@ -228,7 +228,7 @@ static struct kvmppc_sid_map *create_sid_map(struct kvm_vcpu *vcpu, u64 gvsid)
 	struct kvmppc_sid_map *map;
 	struct kvmppc_vcpu_book3s *vcpu_book3s = to_book3s(vcpu);
 	u16 sid_map_mask;
-	static int backwards_map = 0;
+	static int backwards_map;
 
 	if (kvmppc_get_msr(vcpu) & MSR_PR)
 		gvsid |= VSID_PR;
-- 
2.34.1