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authorDavid S. Miller <davem@davemloft.net>2010-02-17 06:09:29 (GMT)
committerDavid S. Miller <davem@davemloft.net>2010-02-17 06:09:29 (GMT)
commit2bb4646fce8d09916b351d1a62f98db7cec6fc41 (patch)
treec1f0d002e69868606eca9d1b919835f422892063 /arch/x86/kvm/i8254.c
parent6836b9bdd98e3b500cd49512484df68f46e14659 (diff)
parentb0483e78e5c4c9871fc5541875b3bc006846d46b (diff)
downloadlinux-fsl-qoriq-2bb4646fce8d09916b351d1a62f98db7cec6fc41.tar.xz
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'arch/x86/kvm/i8254.c')
-rw-r--r--arch/x86/kvm/i8254.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c
index 296aba4..15578f1 100644
--- a/arch/x86/kvm/i8254.c
+++ b/arch/x86/kvm/i8254.c
@@ -467,6 +467,9 @@ static int pit_ioport_read(struct kvm_io_device *this,
return -EOPNOTSUPP;
addr &= KVM_PIT_CHANNEL_MASK;
+ if (addr == 3)
+ return 0;
+
s = &pit_state->channels[addr];
mutex_lock(&pit_state->lock);