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| author |   Dongliang Mu <mudongliangabcd@gmail.com> | 2022-06-14 21:34:58 +0800 |
|---|---|---|
| committer |   Paolo Bonzini <pbonzini@redhat.com> | 2022-06-20 06:22:04 -0400 |
| commit | e20918f6d11253d62b110e8d16b17cc9bf82d832 (patch) | |
| tree | 882272bc508256c7c4ffa2adf3e58ac65adb455e /arch/x86/kernel/kvm.c | |
| parent | KVM: Do not zero initialize 'pfn' in hva_to_pfn() (diff) | |
| download | linux-dev-e20918f6d11253d62b110e8d16b17cc9bf82d832.tar.xz linux-dev-e20918f6d11253d62b110e8d16b17cc9bf82d832.zip | |
x86: kvm: remove NULL check before kfree
kfree can handle NULL pointer as its argument.
According to coccinelle isnullfree check, remove NULL check
before kfree operation.
Signed-off-by: Dongliang Mu <mudongliangabcd@gmail.com>
Message-Id: <20220614133458.147314-1-dzm91@hust.edu.cn>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kernel/kvm.c')
| -rw-r--r-- | arch/x86/kernel/kvm.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c index 1a3658f7e6d9..d4e48b4a438b 100644 --- a/arch/x86/kernel/kvm.c +++ b/arch/x86/kernel/kvm.c @@ -236,8 +236,7 @@ again: raw_spin_unlock(&b->lock); /* A dummy token might be allocated and ultimately not used. */ - if (dummy) - kfree(dummy); + kfree(dummy); } EXPORT_SYMBOL_GPL(kvm_async_pf_task_wake); |