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-rw-r--r--net/netlink/af_netlink.c5
-rw-r--r--net/netlink/genetlink.c4
2 files changed, 6 insertions, 3 deletions
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index a4957bf2ca60..4c5972ba8c78 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -455,9 +455,14 @@ static int netlink_create(struct net *net, struct socket *sock, int protocol,
if (nl_table[protocol].registered &&
try_module_get(nl_table[protocol].module))
module = nl_table[protocol].module;
+ else
+ err = -EPROTONOSUPPORT;
cb_mutex = nl_table[protocol].cb_mutex;
netlink_unlock_table();
+ if (err < 0)
+ goto out;
+
err = __netlink_create(net, sock, cb_mutex, protocol);
if (err < 0)
goto out_module;
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index d07ecda0a92d..a4b6e148c5de 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -681,9 +681,7 @@ static int ctrl_dumpfamily(struct sk_buff *skb, struct netlink_callback *cb)
int chains_to_skip = cb->args[0];
int fams_to_skip = cb->args[1];
- for (i = 0; i < GENL_FAM_TAB_SIZE; i++) {
- if (i < chains_to_skip)
- continue;
+ for (i = chains_to_skip; i < GENL_FAM_TAB_SIZE; i++) {
n = 0;
list_for_each_entry(rt, genl_family_chain(i), family_list) {
if (!rt->netnsok && !net_eq(net, &init_net))
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