diff options
| author | Mukesh Sisodiya <mukesh.sisodiya@intel.com> | 2023-06-04 12:11:14 +0300 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2023-06-06 14:15:04 +0200 |
| commit | 1d10575bced5b65e138b029a35e6ef657f3b3273 (patch) | |
| tree | a09478204741c6cc3aac4f9f24a22df27d847315 /net/mac80211/tx.c | |
| parent | 2a5325f802863c399fe40de935ba01195d4c43c8 (diff) | |
wifi: mac80211: refactor ieee80211_select_link_key()
Simplify ieee80211_select_link_key(), no functional changes are made.
Signed-off-by: Mukesh Sisodiya <mukesh.sisodiya@intel.com>
Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
Link: https://lore.kernel.org/r/20230604120651.a4e332755bb0.Iff4a2b6ed767b2a329c51c29bb597ece9ebe2af8@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/tx.c')
| -rw-r--r-- | net/mac80211/tx.c | 28 |
1 files changed, 6 insertions, 22 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 1a3327407552..e809c4236f78 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -581,25 +581,9 @@ ieee80211_select_link_key(struct ieee80211_tx_data *tx) { struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data; struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb); - enum { - USE_NONE, - USE_MGMT_KEY, - USE_MCAST_KEY, - } which_key = USE_NONE; struct ieee80211_link_data *link; unsigned int link_id; - if (ieee80211_is_group_privacy_action(tx->skb)) - which_key = USE_MCAST_KEY; - else if (ieee80211_is_mgmt(hdr->frame_control) && - is_multicast_ether_addr(hdr->addr1) && - ieee80211_is_robust_mgmt_frame(tx->skb)) - which_key = USE_MGMT_KEY; - else if (is_multicast_ether_addr(hdr->addr1)) - which_key = USE_MCAST_KEY; - else - return NULL; - link_id = u32_get_bits(info->control.flags, IEEE80211_TX_CTRL_MLO_LINK); if (link_id == IEEE80211_LINK_UNSPECIFIED) { link = &tx->sdata->deflink; @@ -609,14 +593,14 @@ ieee80211_select_link_key(struct ieee80211_tx_data *tx) return NULL; } - switch (which_key) { - case USE_NONE: - break; - case USE_MGMT_KEY: + if (ieee80211_is_group_privacy_action(tx->skb)) + return rcu_dereference(link->default_multicast_key); + else if (ieee80211_is_mgmt(hdr->frame_control) && + is_multicast_ether_addr(hdr->addr1) && + ieee80211_is_robust_mgmt_frame(tx->skb)) return rcu_dereference(link->default_mgmt_key); - case USE_MCAST_KEY: + else if (is_multicast_ether_addr(hdr->addr1)) return rcu_dereference(link->default_multicast_key); - } return NULL; } |