powerpc: Use bool function return values of true/false not 1/0

Use the normal return values for bool functions

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
diff --git a/arch/powerpc/include/asm/kvm_book3s_64.h b/arch/powerpc/include/asm/kvm_book3s_64.h
index 2d81e20..2a244bf 100644
--- a/arch/powerpc/include/asm/kvm_book3s_64.h
+++ b/arch/powerpc/include/asm/kvm_book3s_64.h
@@ -335,7 +335,7 @@
 {
 	if (key)
 		return PP_RWRX <= pp && pp <= PP_RXRX;
-	return 1;
+	return true;
 }
 
 static inline bool hpte_write_permission(unsigned long pp, unsigned long key)
@@ -373,7 +373,7 @@
 	unsigned long mask = (pagesize >> PAGE_SHIFT) - 1;
 
 	if (pagesize <= PAGE_SIZE)
-		return 1;
+		return true;
 	return !(memslot->base_gfn & mask) && !(memslot->npages & mask);
 }