KVM: MMIO: get rid of odd out_err label in kvm_coalesced_mmio_init

The out_err label and var ret is unnecessary, clean them up.

Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/virt/kvm/coalesced_mmio.c b/virt/kvm/coalesced_mmio.c
index 8ffd07e2a1602f2ceee0c2c08cec1a666f32b7ca..00c747dbc82e26f3737c2927b3292838ce9d4032 100644 (file)
--- a/virt/kvm/coalesced_mmio.c
+++ b/virt/kvm/coalesced_mmio.c
@@ -110,14 +110,11 @@ static const struct kvm_io_device_ops coalesced_mmio_ops = {
 int kvm_coalesced_mmio_init(struct kvm *kvm)
 {
        struct page *page;
-       int ret;
 
-       ret = -ENOMEM;
        page = alloc_page(GFP_KERNEL | __GFP_ZERO);
        if (!page)
-               goto out_err;
+               return -ENOMEM;
 
-       ret = 0;
        kvm->coalesced_mmio_ring = page_address(page);
 
        /*
@@ -128,8 +125,7 @@ int kvm_coalesced_mmio_init(struct kvm *kvm)
        spin_lock_init(&kvm->ring_lock);
        INIT_LIST_HEAD(&kvm->coalesced_zones);
 
-out_err:
-       return ret;
+       return 0;
 }
 
 void kvm_coalesced_mmio_free(struct kvm *kvm)