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| author | Jan Kiszka <jan.kiszka@siemens.com> | 2010-05-25 16:01:50 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2010-08-01 10:39:22 +0300 |
| commit | 10ab25cd6bf7ee4e5a55d81f203f7dc1a855c27e (patch) | |
| tree | 89b1f58c09a102f1aa5c9b549c13e1f9a0a3ee3d /arch/x86/kvm/x86.c | |
| parent | 6dc696d4ddf2181eefee361e1d24a49351aef1f6 (diff) | |
| download | lwn-10ab25cd6bf7ee4e5a55d81f203f7dc1a855c27e.tar.gz lwn-10ab25cd6bf7ee4e5a55d81f203f7dc1a855c27e.zip | |
KVM: x86: Propagate fpu_alloc errors
Memory allocation may fail. Propagate such errors.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: Sheng Yang <sheng@linux.intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/x86.c')
| -rw-r--r-- | arch/x86/kvm/x86.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 033b9c207f93..e6e0d7781af7 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -5114,12 +5114,19 @@ int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu) return 0; } -void fx_init(struct kvm_vcpu *vcpu) +int fx_init(struct kvm_vcpu *vcpu) { - fpu_alloc(&vcpu->arch.guest_fpu); + int err; + + err = fpu_alloc(&vcpu->arch.guest_fpu); + if (err) + return err; + fpu_finit(&vcpu->arch.guest_fpu); vcpu->arch.cr0 |= X86_CR0_ET; + + return 0; } EXPORT_SYMBOL_GPL(fx_init); |