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-rw-r--r--net/tipc/addr.h17
1 files changed, 13 insertions, 4 deletions
diff --git a/net/tipc/addr.h b/net/tipc/addr.h
index 2490fadd0caf..8971aba99aea 100644
--- a/net/tipc/addr.h
+++ b/net/tipc/addr.h
@@ -37,6 +37,16 @@
37#ifndef _TIPC_ADDR_H 37#ifndef _TIPC_ADDR_H
38#define _TIPC_ADDR_H 38#define _TIPC_ADDR_H
39 39
40static inline u32 tipc_zone_mask(u32 addr)
41{
42 return addr & 0xff000000u;
43}
44
45static inline u32 tipc_cluster_mask(u32 addr)
46{
47 return addr & 0xfffff000u;
48}
49
40static inline int in_own_cluster(u32 addr) 50static inline int in_own_cluster(u32 addr)
41{ 51{
42 return !((addr ^ tipc_own_addr) >> 12); 52 return !((addr ^ tipc_own_addr) >> 12);
@@ -49,14 +59,13 @@ static inline int in_own_cluster(u32 addr)
49 * after a network hop. 59 * after a network hop.
50 */ 60 */
51 61
52static inline int addr_domain(int sc) 62static inline u32 addr_domain(u32 sc)
53{ 63{
54 if (likely(sc == TIPC_NODE_SCOPE)) 64 if (likely(sc == TIPC_NODE_SCOPE))
55 return tipc_own_addr; 65 return tipc_own_addr;
56 if (sc == TIPC_CLUSTER_SCOPE) 66 if (sc == TIPC_CLUSTER_SCOPE)
57 return tipc_addr(tipc_zone(tipc_own_addr), 67 return tipc_cluster_mask(tipc_own_addr);
58 tipc_cluster(tipc_own_addr), 0); 68 return tipc_zone_mask(tipc_own_addr);
59 return tipc_addr(tipc_zone(tipc_own_addr), 0, 0);
60} 69}
61 70
62int tipc_addr_domain_valid(u32); 71int tipc_addr_domain_valid(u32);