From: Jing Yangyang <jing.yangyang@xxxxxxxxxx> ./arch/mips/kvm/mmu.c:489:9-10:WARNING: return of 0/1 in function 'kvm_test_age_gfn' with return type bool ./arch/mips/kvm/mmu.c:445:8-9 WARNING: return of 0/1 in function 'kvm_unmap_gfn_range' with return type bool Return statements in functions returning bool should use true/false instead of 1/0. Generated by: scripts/coccinelle/misc/boolreturn.cocci Reported-by: Zeal Robot <zealci@xxxxxxxxxx> Signed-off-by: Jing Yangyang <jing.yangyang@xxxxxxxxxx> --- arch/mips/kvm/mmu.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/mips/kvm/mmu.c b/arch/mips/kvm/mmu.c index 6d1f68c..1bfd1b5 100644 --- a/arch/mips/kvm/mmu.c +++ b/arch/mips/kvm/mmu.c @@ -442,7 +442,7 @@ static int kvm_mips_mkold_gpa_pt(struct kvm *kvm, gfn_t start_gfn, bool kvm_unmap_gfn_range(struct kvm *kvm, struct kvm_gfn_range *range) { kvm_mips_flush_gpa_pt(kvm, range->start, range->end); - return 1; + return true; } bool kvm_set_spte_gfn(struct kvm *kvm, struct kvm_gfn_range *range) @@ -486,7 +486,7 @@ bool kvm_test_age_gfn(struct kvm *kvm, struct kvm_gfn_range *range) pte_t *gpa_pte = kvm_mips_pte_for_gpa(kvm, NULL, gpa); if (!gpa_pte) - return 0; + return false; return pte_young(*gpa_pte); } -- 1.8.3.1