1 files changed, 1 insertions, 1 deletions

diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 4c02e6ab96e..f2a007b7bde 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -151,8 +151,8 @@ static inline int ndisc_opt_addr_space(struct net_device *dev)
 static u8 *ndisc_fill_addr_option(u8 *opt, int type, void *data, int data_len,
                                   unsigned short addr_type)
 {
-        int space = NDISC_OPT_SPACE(data_len);
         int pad   = ndisc_addr_option_pad(addr_type);
+        int space = NDISC_OPT_SPACE(data_len + pad);
 
         opt[0] = type;
         opt[1] = space>>3;