MIPS: KVM: Remove dead code of TLB index error in kvm_mips_emul_tlbwr()
MIPS: KVM: Remove dead code of TLB index error in kvm_mips_emul_tlbwr()

It's impossible to fall into the error handling of the TLB index after
being masked by (KVM_MIPS_GUEST_TLB_SIZE - 1). Remove the dead code.

Reported-by: James Hogan <547fa85bb3888a0222eed8ec39e36708605c6d53@imgtec.com>
Signed-off-by: Deng-Cheng Zhu <6450bd59f6a4396d6c98d1ea08e75894ab0b4cda@imgtec.com>
Reviewed-by: James Hogan <547fa85bb3888a0222eed8ec39e36708605c6d53@imgtec.com>
Signed-off-by: Paolo Bonzini <69d3ebcf5ee4e7f05a50dc23cd96655b730804b4@redhat.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs