diff options
| -rw-r--r-- | virt/kvm/coalesced_mmio.c | 2 | ||||
| -rw-r--r-- | virt/kvm/kvm_main.c | 12 |
2 files changed, 10 insertions, 4 deletions
diff --git a/virt/kvm/coalesced_mmio.c b/virt/kvm/coalesced_mmio.c index b66001f8754..53850177163 100644 --- a/virt/kvm/coalesced_mmio.c +++ b/virt/kvm/coalesced_mmio.c @@ -120,8 +120,10 @@ int kvm_coalesced_mmio_init(struct kvm *kvm) return ret; out_free_dev: + kvm->coalesced_mmio_dev = NULL; kfree(dev); out_free_page: + kvm->coalesced_mmio_ring = NULL; __free_page(page); out_err: return ret; diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 0db6dfcc842..55a5d480449 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -422,9 +422,6 @@ static struct kvm *kvm_create_vm(void) spin_lock(&kvm_lock); list_add(&kvm->vm_list, &vm_list); spin_unlock(&kvm_lock); -#ifdef KVM_COALESCED_MMIO_PAGE_OFFSET - kvm_coalesced_mmio_init(kvm); -#endif out: return kvm; @@ -1753,12 +1750,19 @@ static struct file_operations kvm_vm_fops = { static int kvm_dev_ioctl_create_vm(void) { - int fd; + int fd, r; struct kvm *kvm; kvm = kvm_create_vm(); if (IS_ERR(kvm)) return PTR_ERR(kvm); +#ifdef KVM_COALESCED_MMIO_PAGE_OFFSET + r = kvm_coalesced_mmio_init(kvm); + if (r < 0) { + kvm_put_kvm(kvm); + return r; + } +#endif fd = anon_inode_getfd("kvm-vm", &kvm_vm_fops, kvm, O_RDWR); if (fd < 0) kvm_put_kvm(kvm); |