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KVM: PPC: Book3S: Mark expected switch fall-through

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Fix the error below triggered by `-Wimplicit-fallthrough`, by tagging
it as an expected fall-through.

    arch/powerpc/kvm/book3s_32_mmu.c: In function ‘kvmppc_mmu_book3s_32_xlate_pte’:
    arch/powerpc/kvm/book3s_32_mmu.c:241:21: error: this statement may fall through [-Werror=implicit-fallthrough=]
          pte->may_write = true;
          ~~~~~~~~~~~~~~~^~~~~~
    arch/powerpc/kvm/book3s_32_mmu.c:242:5: note: here
         case 3:
         ^~~~

Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
This commit is contained in:
Paul Menzel 2019-07-30 10:53:10 +02:00 committed by Paul Mackerras
parent 75bf465f0b
commit ff7240ccf0
1 changed files with 1 additions and 0 deletions
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arch/powerpc/kvm/book3s_32_mmu.c
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@ -239,6 +239,7 @@ static int kvmppc_mmu_book3s_32_xlate_pte(struct kvm_vcpu *vcpu, gva_t eaddr,
case 2:
case 6:
pte->may_write = true;
/* fall through */
case 3:
case 5:
case 7: