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authorFlorian Westphal <fw@strlen.de>2021-10-05 13:52:42 +0200
committerDavid S. Miller <davem@davemloft.net>2021-10-05 13:07:03 +0100
commit549017aa1bb7ec19a1e24e7f65480a1c2e76b90e (patch)
tree71e81b7595b46576b1aa8d01ba592c8511f8a189
parentMerge tag 'mlx5-updates-2021-10-04' of git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux (diff)
downloadlinux-dev-549017aa1bb7ec19a1e24e7f65480a1c2e76b90e.tar.xz
linux-dev-549017aa1bb7ec19a1e24e7f65480a1c2e76b90e.zip
netlink: remove netlink_broadcast_filtered
No users in tree since commit a3498436b3a0 ("netns: restrict uevents"), so remove this functionality. Cc: Christian Brauner <christian.brauner@ubuntu.com> Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/linux/netlink.h4
-rw-r--r--net/netlink/af_netlink.c23
2 files changed, 2 insertions, 25 deletions
diff --git a/include/linux/netlink.h b/include/linux/netlink.h
index 61b1c7fcc401..1ec631838af9 100644
--- a/include/linux/netlink.h
+++ b/include/linux/netlink.h
@@ -156,10 +156,6 @@ bool netlink_strict_get_check(struct sk_buff *skb);
int netlink_unicast(struct sock *ssk, struct sk_buff *skb, __u32 portid, int nonblock);
int netlink_broadcast(struct sock *ssk, struct sk_buff *skb, __u32 portid,
__u32 group, gfp_t allocation);
-int netlink_broadcast_filtered(struct sock *ssk, struct sk_buff *skb,
- __u32 portid, __u32 group, gfp_t allocation,
- int (*filter)(struct sock *dsk, struct sk_buff *skb, void *data),
- void *filter_data);
int netlink_set_err(struct sock *ssk, __u32 portid, __u32 group, int code);
int netlink_register_notifier(struct notifier_block *nb);
int netlink_unregister_notifier(struct notifier_block *nb);
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 24b7cf447bc5..4f5f93fd6802 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1407,8 +1407,6 @@ struct netlink_broadcast_data {
int delivered;
gfp_t allocation;
struct sk_buff *skb, *skb2;
- int (*tx_filter)(struct sock *dsk, struct sk_buff *skb, void *data);
- void *tx_data;
};
static void do_one_broadcast(struct sock *sk,
@@ -1462,11 +1460,6 @@ static void do_one_broadcast(struct sock *sk,
p->delivery_failure = 1;
goto out;
}
- if (p->tx_filter && p->tx_filter(sk, p->skb2, p->tx_data)) {
- kfree_skb(p->skb2);
- p->skb2 = NULL;
- goto out;
- }
if (sk_filter(sk, p->skb2)) {
kfree_skb(p->skb2);
p->skb2 = NULL;
@@ -1489,10 +1482,8 @@ out:
sock_put(sk);
}
-int netlink_broadcast_filtered(struct sock *ssk, struct sk_buff *skb, u32 portid,
- u32 group, gfp_t allocation,
- int (*filter)(struct sock *dsk, struct sk_buff *skb, void *data),
- void *filter_data)
+int netlink_broadcast(struct sock *ssk, struct sk_buff *skb, u32 portid,
+ u32 group, gfp_t allocation)
{
struct net *net = sock_net(ssk);
struct netlink_broadcast_data info;
@@ -1511,8 +1502,6 @@ int netlink_broadcast_filtered(struct sock *ssk, struct sk_buff *skb, u32 portid
info.allocation = allocation;
info.skb = skb;
info.skb2 = NULL;
- info.tx_filter = filter;
- info.tx_data = filter_data;
/* While we sleep in clone, do not allow to change socket list */
@@ -1538,14 +1527,6 @@ int netlink_broadcast_filtered(struct sock *ssk, struct sk_buff *skb, u32 portid
}
return -ESRCH;
}
-EXPORT_SYMBOL(netlink_broadcast_filtered);
-
-int netlink_broadcast(struct sock *ssk, struct sk_buff *skb, u32 portid,
- u32 group, gfp_t allocation)
-{
- return netlink_broadcast_filtered(ssk, skb, portid, group, allocation,
- NULL, NULL);
-}
EXPORT_SYMBOL(netlink_broadcast);
struct netlink_set_err_data {