diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2024-01-02 21:35:42 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2024-01-03 15:35:38 +0100 |
| commit | 3aca362a4c1411ec11ff04f81b6cdf2359fee962 (patch) | |
| tree | 6f4ae29082fb0892b87b6ccda1fd51014400c308 | |
| parent | d18125b640309e925441ce49559be33867ae6b29 (diff) | |
wifi: mac80211: remove redundant ML element check
If "ml_basic" is assigned, we already know that the type
of ML element is basic, so we don't need to check again,
that check can never happen. Simplify the code.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Reviewed-by: Gregory Greenman <gregory.greenman@intel.com>
Reviewed-by: Ilan Peer <ilan.peer@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240102213313.bb9b636e66f6.I7fc0897022142d46f39ac0b912a4f7b0f1b6ea26@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
| -rw-r--r-- | net/mac80211/mlme.c | 29 |
1 files changed, 10 insertions, 19 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 9bb0a8613921..5aef4f3dcbf1 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -5407,33 +5407,24 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata, } if (ieee80211_vif_is_mld(&sdata->vif)) { + struct ieee80211_mle_basic_common_info *common; + if (!elems->ml_basic) { sdata_info(sdata, - "MLO association with %pM but no multi-link element in response!\n", + "MLO association with %pM but no (basic) multi-link element in response!\n", assoc_data->ap_addr); goto abandon_assoc; } - if (le16_get_bits(elems->ml_basic->control, - IEEE80211_ML_CONTROL_TYPE) != - IEEE80211_ML_CONTROL_TYPE_BASIC) { + common = (void *)elems->ml_basic->variable; + + if (memcmp(assoc_data->ap_addr, + common->mld_mac_addr, ETH_ALEN)) { sdata_info(sdata, - "bad multi-link element (control=0x%x)\n", - le16_to_cpu(elems->ml_basic->control)); + "AP MLD MAC address mismatch: got %pM expected %pM\n", + common->mld_mac_addr, + assoc_data->ap_addr); goto abandon_assoc; - } else { - struct ieee80211_mle_basic_common_info *common; - - common = (void *)elems->ml_basic->variable; - - if (memcmp(assoc_data->ap_addr, - common->mld_mac_addr, ETH_ALEN)) { - sdata_info(sdata, - "AP MLD MAC address mismatch: got %pM expected %pM\n", - common->mld_mac_addr, - assoc_data->ap_addr); - goto abandon_assoc; - } } } |