2023-08-17 15:48:32

by Li zeming

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 <[email protected]>
---
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

2023-08-19 13:50:59

by Sean Christopherson

Subject: Re: [PATCH] x86: kvm: x86: Remove unnecessary initial values of variables

On Thu, 17 Aug 2023 08:26:31 +0800, Li zeming wrote:
> bitmap and khz is assigned first, so it does not need to initialize the
> assignment.
>
>

Applied to kvm-x86 misc, thanks!

[1/1] x86: kvm: x86: Remove unnecessary initial values of variables
https://github.com/kvm-x86/linux/commit/392a53246257

--
https://github.com/kvm-x86/linux/tree/next
https://github.com/kvm-x86/linux/tree/fixes