From 403863e985e8eba608d53b2907caaf37b6176290 Mon Sep 17 00:00:00 2001 From: Jiri Pirko Date: Sat, 16 Dec 2023 13:29:58 +0100 Subject: netlink: introduce typedef for filter function Make the code using filter function a bit nicer by consolidating the filter function arguments using typedef. Suggested-by: Andy Shevchenko Signed-off-by: Jiri Pirko Signed-off-by: Paolo Abeni --- drivers/connector/connector.c | 5 ++--- include/linux/connector.h | 3 +-- include/linux/netlink.h | 6 ++++-- net/netlink/af_netlink.c | 3 +-- 4 files changed, 8 insertions(+), 9 deletions(-) diff --git a/drivers/connector/connector.c b/drivers/connector/connector.c index 7f7b94f616a6..4028e8eeba82 100644 --- a/drivers/connector/connector.c +++ b/drivers/connector/connector.c @@ -59,9 +59,8 @@ static int cn_already_initialized; * both, or if both are zero then the group is looked up and sent there. */ int cn_netlink_send_mult(struct cn_msg *msg, u16 len, u32 portid, u32 __group, - gfp_t gfp_mask, - int (*filter)(struct sock *dsk, struct sk_buff *skb, void *data), - void *filter_data) + gfp_t gfp_mask, netlink_filter_fn filter, + void *filter_data) { struct cn_callback_entry *__cbq; unsigned int size; diff --git a/include/linux/connector.h b/include/linux/connector.h index cec2d99ae902..70bc1160f3d8 100644 --- a/include/linux/connector.h +++ b/include/linux/connector.h @@ -100,8 +100,7 @@ void cn_del_callback(const struct cb_id *id); */ int cn_netlink_send_mult(struct cn_msg *msg, u16 len, u32 portid, u32 group, gfp_t gfp_mask, - int (*filter)(struct sock *dsk, struct sk_buff *skb, - void *data), + netlink_filter_fn filter, void *filter_data); /** diff --git a/include/linux/netlink.h b/include/linux/netlink.h index abe91ed6b9aa..1a4445bf2ab9 100644 --- a/include/linux/netlink.h +++ b/include/linux/netlink.h @@ -228,10 +228,12 @@ 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); + +typedef int (*netlink_filter_fn)(struct sock *dsk, struct sk_buff *skb, void *data); + 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), + netlink_filter_fn filter, void *filter_data); int netlink_set_err(struct sock *ssk, __u32 portid, __u32 group, int code); int netlink_register_notifier(struct notifier_block *nb); diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index 177126fb0484..4ed8ffd58ff3 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -1519,8 +1519,7 @@ out: 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), + netlink_filter_fn filter, void *filter_data) { struct net *net = sock_net(ssk); -- cgit v1.2.3-58-ga151