From: Amos Kong <ak...@redhat.com>

In the following situation, assign zero to 'r' is redundant, just remove them.

r = foo();
if (r)
        goto out;
r = 0;
...

Signed-off-by: Amos Kong <ak...@redhat.com>
---
 arch/x86/kvm/x86.c |    7 -------
 1 files changed, 0 insertions(+), 7 deletions(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 33156a3..a23bfa0 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -2477,7 +2477,6 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
                r = kvm_vcpu_ioctl_set_lapic(vcpu, u.lapic);
                if (r)
                        goto out;
-               r = 0;
                break;
        }
        case KVM_INTERRUPT: {
@@ -2489,14 +2488,12 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
                r = kvm_vcpu_ioctl_interrupt(vcpu, &irq);
                if (r)
                        goto out;
-               r = 0;
                break;
        }
        case KVM_NMI: {
                r = kvm_vcpu_ioctl_nmi(vcpu);
                if (r)
                        goto out;
-               r = 0;
                break;
        }
        case KVM_SET_CPUID: {
@@ -3227,7 +3224,6 @@ long kvm_arch_vm_ioctl(struct file *filp,
                r = kvm_vm_ioctl_set_irqchip(kvm, chip);
                if (r)
                        goto set_irqchip_out;
-               r = 0;
        set_irqchip_out:
                kfree(chip);
                if (r)
@@ -3260,7 +3256,6 @@ long kvm_arch_vm_ioctl(struct file *filp,
                r = kvm_vm_ioctl_set_pit(kvm, &u.ps);
                if (r)
                        goto out;
-               r = 0;
                break;
        }
        case KVM_GET_PIT2: {
@@ -3286,7 +3281,6 @@ long kvm_arch_vm_ioctl(struct file *filp,
                r = kvm_vm_ioctl_set_pit2(kvm, &u.ps2);
                if (r)
                        goto out;
-               r = 0;
                break;
        }
        case KVM_REINJECT_CONTROL: {
@@ -3297,7 +3291,6 @@ long kvm_arch_vm_ioctl(struct file *filp,
                r = kvm_vm_ioctl_reinject(kvm, &control);
                if (r)
                        goto out;
-               r = 0;
                break;
        }
        case KVM_XEN_HVM_CONFIG: {
-- 
1.7.0.4

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