ipv6: switch inet6_dump_ifinfo() to RCU protection

No longer hold RTNL while calling inet6_dump_ifinfo()

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Donald Hunter <donald.hunter@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 6556136..a280614 100644 (file)
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -7462,7 +7462,7 @@ int __init addrconf_init(void)
        rtnl_af_register(&inet6_ops);
 
        err = rtnl_register_module(THIS_MODULE, PF_INET6, RTM_GETLINK,
-                                  NULL, inet6_dump_ifinfo, 0);
+                                  NULL, inet6_dump_ifinfo, RTNL_FLAG_DUMP_UNLOCKED);
        if (err < 0)
                goto errout;