linux-kernel - [PATCH] x86: kvm: x86: Remove unnecessary initial values of variables

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Message-Id: <20230817002631.2885-1-zeming@nfschina.com>
Date:   Thu, 17 Aug 2023 08:26:31 +0800
From:   Li zeming <zeming@...china.com>
To:     seanjc@...gle.com, pbonzini@...hat.com, tglx@...utronix.de,
        mingo@...hat.com, bp@...en8.de, dave.hansen@...ux.intel.com
Cc:     x86@...nel.org, kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Li zeming <zeming@...china.com>
Subject: [PATCH] x86: kvm: x86: Remove unnecessary initial values of variables

bitmap and khz is assigned first, so it does not need to initialize the
assignment.

Signed-off-by: Li zeming <zeming@...china.com>
---
 arch/x86/kvm/x86.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 278dbd37dab2..62715bb4754d 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -6529,7 +6529,7 @@ static void kvm_free_msr_filter(struct kvm_x86_msr_filter *msr_filter)
 static int kvm_add_msr_filter(struct kvm_x86_msr_filter *msr_filter,
 			      struct kvm_msr_filter_range *user_range)
 {
-	unsigned long *bitmap = NULL;
+	unsigned long *bitmap;
 	size_t bitmap_size;
 
 	if (!user_range->nmsrs)
@@ -9169,7 +9169,7 @@ static int kvmclock_cpu_down_prep(unsigned int cpu)
 static void tsc_khz_changed(void *data)
 {
 	struct cpufreq_freqs *freq = data;
-	unsigned long khz = 0;
+	unsigned long khz;
 
 	WARN_ON_ONCE(boot_cpu_has(X86_FEATURE_CONSTANT_TSC));
 
-- 
2.18.2