diff options
| author | Mark Brown <broonie@kernel.org> | 2023-07-17 08:12:31 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2023-07-17 08:12:31 +0300 |
| commit | 0791faebfe750292a8a842b64795a390ca4a3b51 (patch) | |
| tree | 0e6095a5a0130398b0693bddfdc421c41eebda7c /net/ieee802154/header_ops.c | |
| parent | e8bf1741c14eb8e4a4e1364d45aeeab66660ab9b (diff) | |
| parent | fdf0eaf11452d72945af31804e2a1048ee1b574c (diff) | |
| download | linux-0791faebfe750292a8a842b64795a390ca4a3b51.tar.xz | |
ASoC: Merge v6.5-rc2
Get a similar baseline to my other branches, and fixes for people using
the branch.
Diffstat (limited to 'net/ieee802154/header_ops.c')
| -rw-r--r-- | net/ieee802154/header_ops.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/net/ieee802154/header_ops.c b/net/ieee802154/header_ops.c index 35d384dfe29d..41a556be1017 100644 --- a/net/ieee802154/header_ops.c +++ b/net/ieee802154/header_ops.c @@ -120,6 +120,29 @@ ieee802154_hdr_push(struct sk_buff *skb, struct ieee802154_hdr *hdr) } EXPORT_SYMBOL_GPL(ieee802154_hdr_push); +int ieee802154_mac_cmd_push(struct sk_buff *skb, void *f, + const void *pl, unsigned int pl_len) +{ + struct ieee802154_mac_cmd_frame *frame = f; + struct ieee802154_mac_cmd_pl *mac_pl = &frame->mac_pl; + struct ieee802154_hdr *mhr = &frame->mhr; + int ret; + + skb_reserve(skb, sizeof(*mhr)); + ret = ieee802154_hdr_push(skb, mhr); + if (ret < 0) + return ret; + + skb_reset_mac_header(skb); + skb->mac_len = ret; + + skb_put_data(skb, mac_pl, sizeof(*mac_pl)); + skb_put_data(skb, pl, pl_len); + + return 0; +} +EXPORT_SYMBOL_GPL(ieee802154_mac_cmd_push); + int ieee802154_beacon_push(struct sk_buff *skb, struct ieee802154_beacon_frame *beacon) { @@ -284,6 +307,19 @@ ieee802154_hdr_pull(struct sk_buff *skb, struct ieee802154_hdr *hdr) } EXPORT_SYMBOL_GPL(ieee802154_hdr_pull); +int ieee802154_mac_cmd_pl_pull(struct sk_buff *skb, + struct ieee802154_mac_cmd_pl *mac_pl) +{ + if (!pskb_may_pull(skb, sizeof(*mac_pl))) + return -EINVAL; + + memcpy(mac_pl, skb->data, sizeof(*mac_pl)); + skb_pull(skb, sizeof(*mac_pl)); + + return 0; +} +EXPORT_SYMBOL_GPL(ieee802154_mac_cmd_pl_pull); + int ieee802154_hdr_peek_addrs(const struct sk_buff *skb, struct ieee802154_hdr *hdr) { |