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RISC-V: KVM: Remove unnecessary 'ret' assignment

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If execution reaches "ret = 0" assignment in
kvm_riscv_vcpu_pmu_event_info() then it means
kvm_vcpu_write_guest() returned 0 hence ret is
already zero and does not need to be assigned 0.

Fixes: e309fd113b ("RISC-V: KVM: Implement get event info function")
Signed-off-by: Qiang Ma <maqianga@uniontech.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Link: https://lore.kernel.org/r/20251229072530.3075496-1-maqianga@uniontech.com
Signed-off-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Qiang Ma 2025-12-29 15:25:30 +08:00 • committed by Anup Patel
parent 63804fed14
commit 1c0180cd42
1 changed files with 1 additions and 4 deletions
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5
arch/riscv/kvm/vcpu_pmu.c
View file

@ -494,12 +494,9 @@ int kvm_riscv_vcpu_pmu_event_info(struct kvm_vcpu *vcpu, unsigned long saddr_low
}
ret = kvm_vcpu_write_guest(vcpu, shmem, einfo, shmem_size);
if (ret) {
if (ret)
ret = SBI_ERR_INVALID_ADDRESS;
goto free_mem;
}
ret = 0;
free_mem:
kfree(einfo);
out: