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authorWei Yongjun <yjwei@cn.fujitsu.com>2010-03-12 12:59:06 +0800
committerAvi Kivity <avi@redhat.com>2010-05-17 12:15:34 +0300
commita87fa35514bcf17aeca97245574e3f735cec9074 (patch)
tree484645e461ed2b75cb3b08092723883d60b14d23 /virt/kvm/coalesced_mmio.c
parent600f1ec3761671307935a583c46f17fff0fa9b72 (diff)
downloadlinaro-lsk-a87fa35514bcf17aeca97245574e3f735cec9074.tar.gz
KVM: fix the errno of ioctl KVM_[UN]REGISTER_COALESCED_MMIO failure
This patch change the errno of ioctl KVM_[UN]REGISTER_COALESCED_MMIO from -EINVAL to -ENXIO if no coalesced mmio dev exists. Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'virt/kvm/coalesced_mmio.c')
-rw-r--r--virt/kvm/coalesced_mmio.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/virt/kvm/coalesced_mmio.c b/virt/kvm/coalesced_mmio.c
index 36e25802964..b66001f8754 100644
--- a/virt/kvm/coalesced_mmio.c
+++ b/virt/kvm/coalesced_mmio.c
@@ -139,7 +139,7 @@ int kvm_vm_ioctl_register_coalesced_mmio(struct kvm *kvm,
struct kvm_coalesced_mmio_dev *dev = kvm->coalesced_mmio_dev;
if (dev == NULL)
- return -EINVAL;
+ return -ENXIO;
mutex_lock(&kvm->slots_lock);
if (dev->nb_zones >= KVM_COALESCED_MMIO_ZONE_MAX) {
@@ -162,7 +162,7 @@ int kvm_vm_ioctl_unregister_coalesced_mmio(struct kvm *kvm,
struct kvm_coalesced_mmio_zone *z;
if (dev == NULL)
- return -EINVAL;
+ return -ENXIO;
mutex_lock(&kvm->slots_lock);