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 <[e-mail]>
Acked-by: Benjamin Herrenschmidt <[e-mail]>
Signed-off-by: Michael Ellerman <[e-mail]>

arch/powerpc/include/asm/dcr-native.h

···
 
 static inline bool dcr_map_ok_native(dcr_host_native_t host)
 {
-	return 1;
+	return true;
 }
 
 #define dcr_map_native(dev, dcr_n, dcr_c) \

arch/powerpc/include/asm/dma-mapping.h

···
 	struct dev_archdata *sd = &dev->archdata;
 
 	if (sd->max_direct_dma_addr && addr + size > sd->max_direct_dma_addr)
-		return 0;
+		return false;
 #endif
 
 	if (!dev->dma_mask)
-		return 0;
+		return false;
 
 	return addr + size - 1 <= *dev->dma_mask;
 }

arch/powerpc/include/asm/kvm_book3s_64.h

···
 {
 	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)
···
 	unsigned long mask = (pagesize >> PAGE_SHIFT) - 1;
 
 	if (pagesize <= PAGE_SIZE)
-		return 1;
+		return true;
 	return !(memslot->base_gfn & mask) && !(memslot->npages & mask);
 }
 

arch/powerpc/sysdev/dcr.c

···
 	else if (host.type == DCR_HOST_MMIO)
 		return dcr_map_ok_mmio(host.host.mmio);
 	else
-		return 0;
+		return false;
 }
 EXPORT_SYMBOL_GPL(dcr_map_ok_generic);