On 31/10/2014 07:45, Tiejun Chen wrote:
> Return value should be as bool type as this function declaration,
> static inline bool vmcs12_read_any().
Actually, bool return values are in general a bad idea if you mean
success/fail, especially if you can use POSIX error codes such as in
this case ENOENT.
I've sent a patch that changes the return value to int.
Paolo
> Signed-off-by: Tiejun Chen <tiejun.c...@intel.com>
> ---
> arch/x86/kvm/vmx.c | 12 ++++++------
> 1 file changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
> index 9fa1f46..9d44d6e 100644
> --- a/arch/x86/kvm/vmx.c
> +++ b/arch/x86/kvm/vmx.c
> @@ -6499,25 +6499,25 @@ static inline bool vmcs12_read_any(struct kvm_vcpu
> *vcpu,
> char *p;
>
> if (offset < 0)
> - return 0;
> + return false;
>
> p = ((char *)(get_vmcs12(vcpu))) + offset;
>
> switch (vmcs_field_type(field)) {
> case VMCS_FIELD_TYPE_NATURAL_WIDTH:
> *ret = *((natural_width *)p);
> - return 1;
> + return true;
> case VMCS_FIELD_TYPE_U16:
> *ret = *((u16 *)p);
> - return 1;
> + return true;
> case VMCS_FIELD_TYPE_U32:
> *ret = *((u32 *)p);
> - return 1;
> + return true;
> case VMCS_FIELD_TYPE_U64:
> *ret = *((u64 *)p);
> - return 1;
> + return true;
> default:
> - return 0; /* can never happen. */
> + return false; /* can never happen. */
> }
> }
>
>
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