[PATCH] KVM: x86: Fix error & warning in i8254.h

[shijie001@208suo.com]

The following checkpatch error & warning are removed:
WARNING: please, no space before tabs
ERROR: Macros with complex values should be enclosed in parentheses

Signed-off-by: Jie Shi <shijie001@208suo.com>
---
  arch/x86/kvm/i8254.h | 4 ++--
  1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kvm/i8254.h b/arch/x86/kvm/i8254.h
index a768212ba821..89eab61cfc51 100644
--- a/arch/x86/kvm/i8254.h
+++ b/arch/x86/kvm/i8254.h
@@ -27,7 +27,7 @@ struct kvm_kpit_state {
      struct kvm_kpit_channel_state channels[3];
      u32 flags;
      bool is_periodic;
-    s64 period;                 /* unit: ns */
+    s64 period;                /* unit: ns */
      struct hrtimer timer;

      struct mutex lock;
@@ -52,7 +52,7 @@ struct kvm_pit {
  #define KVM_SPEAKER_BASE_ADDRESS    0x61
  #define KVM_PIT_MEM_LENGTH        4
  #define KVM_PIT_FREQ            1193181
-#define KVM_MAX_PIT_INTR_INTERVAL   HZ / 100
+#define KVM_MAX_PIT_INTR_INTERVAL   (HZ / 100)
  #define KVM_PIT_CHANNEL_MASK        0x3

  struct kvm_pit *kvm_create_pit(struct kvm *kvm, u32 flags);