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-rw-r--r--include/net/addrconf.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index f2b801c4b555..089a09d001d1 100644
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -46,7 +46,8 @@ struct prefix_info {
#include <net/if_inet6.h>
#include <net/ipv6.h>
-#define IN6_ADDR_HSIZE 16
+#define IN6_ADDR_HSIZE_SHIFT 4
+#define IN6_ADDR_HSIZE (1 << IN6_ADDR_HSIZE_SHIFT)
extern int addrconf_init(void);
extern void addrconf_cleanup(void);