From 52a82ce3dd901a1536c7d7d9d963e9c2d761c816 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Thu, 1 Nov 2018 17:57:55 +0100 Subject: kernel: Copy patches from kernel 4.14 to 4.19 This just copies the files from the kernel 4.14 specific folders into the kernel 4.19 specific folder, no changes are done to the files in this commit. Signed-off-by: Hauke Mehrtens --- .../911-kobject_add_broadcast_uevent.patch | 76 ++++++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100644 target/linux/generic/hack-4.19/911-kobject_add_broadcast_uevent.patch (limited to 'target/linux/generic/hack-4.19/911-kobject_add_broadcast_uevent.patch') diff --git a/target/linux/generic/hack-4.19/911-kobject_add_broadcast_uevent.patch b/target/linux/generic/hack-4.19/911-kobject_add_broadcast_uevent.patch new file mode 100644 index 0000000000..abacfc390a --- /dev/null +++ b/target/linux/generic/hack-4.19/911-kobject_add_broadcast_uevent.patch @@ -0,0 +1,76 @@ +From 0d37e6edc09c99e683dd91ca0e83bbc0df8477b3 Mon Sep 17 00:00:00 2001 +From: Felix Fietkau +Date: Sun, 16 Jul 2017 16:56:10 +0200 +Subject: lib: add uevent_next_seqnum() + +Signed-off-by: Felix Fietkau +--- + include/linux/kobject.h | 5 +++++ + lib/kobject_uevent.c | 37 +++++++++++++++++++++++++++++++++++++ + 2 files changed, 42 insertions(+) + +--- a/include/linux/kobject.h ++++ b/include/linux/kobject.h +@@ -32,6 +32,8 @@ + #define UEVENT_NUM_ENVP 32 /* number of env pointers */ + #define UEVENT_BUFFER_SIZE 2048 /* buffer for the variables */ + ++struct sk_buff; ++ + #ifdef CONFIG_UEVENT_HELPER + /* path to the userspace helper executed on an event */ + extern char uevent_helper[]; +@@ -224,4 +226,7 @@ int kobject_synth_uevent(struct kobject + __printf(2, 3) + int add_uevent_var(struct kobj_uevent_env *env, const char *format, ...); + ++int broadcast_uevent(struct sk_buff *skb, __u32 pid, __u32 group, ++ gfp_t allocation); ++ + #endif /* _KOBJECT_H_ */ +--- a/lib/kobject_uevent.c ++++ b/lib/kobject_uevent.c +@@ -599,6 +599,43 @@ int add_uevent_var(struct kobj_uevent_en + EXPORT_SYMBOL_GPL(add_uevent_var); + + #if defined(CONFIG_NET) ++int broadcast_uevent(struct sk_buff *skb, __u32 pid, __u32 group, ++ gfp_t allocation) ++{ ++ struct uevent_sock *ue_sk; ++ int err = 0; ++ ++ /* send netlink message */ ++ mutex_lock(&uevent_sock_mutex); ++ list_for_each_entry(ue_sk, &uevent_sock_list, list) { ++ struct sock *uevent_sock = ue_sk->sk; ++ struct sk_buff *skb2; ++ ++ skb2 = skb_clone(skb, allocation); ++ if (!skb2) ++ break; ++ ++ err = netlink_broadcast(uevent_sock, skb2, pid, group, ++ allocation); ++ if (err) ++ break; ++ } ++ mutex_unlock(&uevent_sock_mutex); ++ ++ kfree_skb(skb); ++ return err; ++} ++#else ++int broadcast_uevent(struct sk_buff *skb, __u32 pid, __u32 group, ++ gfp_t allocation) ++{ ++ kfree_skb(skb); ++ return 0; ++} ++#endif ++EXPORT_SYMBOL_GPL(broadcast_uevent); ++ ++#if defined(CONFIG_NET) + static int uevent_net_init(struct net *net) + { + struct uevent_sock *ue_sk; -- cgit v1.2.3