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| author |   Sabrina Dubroca <sd@queasysnail.net> | 2018-07-09 12:25:16 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-07-11 22:50:45 -0700 |
| commit | bdd72f41333d9f61a22e4c4494e95782e9731fdb (patch) | |
| tree | 45478c3378359784472696201bf362e621b3c75b /net/ipv6/addrconf.c | |
| parent | net/ipv6: don't reinitialize ndev->cnf.addr_gen_mode on new inet6_dev (diff) | |
| download | linux-dev-bdd72f41333d9f61a22e4c4494e95782e9731fdb.tar.xz linux-dev-bdd72f41333d9f61a22e4c4494e95782e9731fdb.zip | |
net/ipv6: reserve room for IFLA_INET6_ADDR_GEN_MODE
inet6_ifla6_size() is called to check how much space is needed by
inet6_fill_link_af() and inet6_fill_ifinfo(), both of which include
the IFLA_INET6_ADDR_GEN_MODE attribute. Reserve some room for it.
Fixes: bc91b0f07ada ("ipv6: addrconf: implement address generation modes")
Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>
Reviewed-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/addrconf.c')
| -rw-r--r-- | net/ipv6/addrconf.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index e20f8a1d8cdb..e89bca83e0e4 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -5208,7 +5208,9 @@ static inline size_t inet6_ifla6_size(void) + nla_total_size(DEVCONF_MAX * 4) /* IFLA_INET6_CONF */ + nla_total_size(IPSTATS_MIB_MAX * 8) /* IFLA_INET6_STATS */ + nla_total_size(ICMP6_MIB_MAX * 8) /* IFLA_INET6_ICMP6STATS */ - + nla_total_size(sizeof(struct in6_addr)); /* IFLA_INET6_TOKEN */ + + nla_total_size(sizeof(struct in6_addr)) /* IFLA_INET6_TOKEN */ + + nla_total_size(1) /* IFLA_INET6_ADDR_GEN_MODE */ + + 0; } static inline size_t inet6_if_nlmsg_size(void) |