mips/kvm: Fix name of gpr field in struct kvm_regs.

Signed-off-by: David Daney <david.daney@cavium.com>
Acked-by: Sanjay Lal <sanjayl@kymasys.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
diff --git a/arch/mips/include/uapi/asm/kvm.h b/arch/mips/include/uapi/asm/kvm.h
index 86812fb..d145ead 100644
--- a/arch/mips/include/uapi/asm/kvm.h
+++ b/arch/mips/include/uapi/asm/kvm.h
@@ -26,7 +26,8 @@
  * extended to 64-bits.
  */
 struct kvm_regs {
-	__u64 gprs[32];
+	/* out (KVM_GET_REGS) / in (KVM_SET_REGS) */
+	__u64 gpr[32];
 	__u64 hi;
 	__u64 lo;
 	__u64 pc;