Messages in this thread Patch in this message | | | From | Xin Hao <> | Subject | [PATCH V1] arm64: kvm-ptp: Fix unreasonable return value judgment | Date | Fri, 19 Nov 2021 10:36:44 +0800 |
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In kvm_arch_ptp_init() func, it calls kvm_arm_hyp_service_available() which return value is bool type, the return value cannot be less than 0 So there fix it.
Signed-off-by: Xin Hao <xhao@linux.alibaba.com> --- drivers/ptp/ptp_kvm_arm.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/ptp/ptp_kvm_arm.c b/drivers/ptp/ptp_kvm_arm.c index b7d28c8dfb84..38b06e87a192 100644 --- a/drivers/ptp/ptp_kvm_arm.c +++ b/drivers/ptp/ptp_kvm_arm.c @@ -13,10 +13,7 @@ int kvm_arch_ptp_init(void) { - int ret; - - ret = kvm_arm_hyp_service_available(ARM_SMCCC_KVM_FUNC_PTP); - if (ret <= 0) + if (!kvm_arm_hyp_service_available(ARM_SMCCC_KVM_FUNC_PTP)) return -EOPNOTSUPP; return 0; -- 2.31.0
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