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authorIlan Peer <ilan.peer@intel.com>2023-06-16 09:54:08 +0300
committerJohannes Berg <johannes.berg@intel.com>2023-06-19 12:05:29 +0200
commitcf36cdef10e28df52d500a4829263d1b4d24bc44 (patch)
tree1b02deaf2186d76caf44d7434a41ae2bebbd59bd /net/mac80211
parenta286de1aa38f7ea6605c770278a1ebf4096c03a2 (diff)
wifi: mac80211: Add support for parsing Reconfiguration Multi Link element
Parse Reconfiguration Multi Link IE. Signed-off-by: Ilan Peer <ilan.peer@intel.com> Signed-off-by: Gregory Greenman <gregory.greenman@intel.com> Link: https://lore.kernel.org/r/20230616094949.6eeb6c9a4a6e.I1cb137da9b3c712fc7c7949a6dec9e314b5d7f63@changeid Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/ieee80211_i.h5
-rw-r--r--net/mac80211/util.c21
2 files changed, 23 insertions, 3 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 554aeb2e20d9..be3294719cb4 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1727,6 +1727,7 @@ struct ieee802_11_elems {
const struct ieee80211_eht_cap_elem *eht_cap;
const struct ieee80211_eht_operation *eht_operation;
const struct ieee80211_multi_link_elem *ml_basic;
+ const struct ieee80211_multi_link_elem *ml_reconf;
/* length of them, respectively */
u8 ext_capab_len;
@@ -1752,10 +1753,14 @@ struct ieee802_11_elems {
/* mult-link element can be de-fragmented and thus u8 is not sufficient */
size_t ml_basic_len;
+ size_t ml_reconf_len;
/* The basic Multi-Link element in the original IEs */
const struct element *ml_basic_elem;
+ /* The reconfiguration Multi-Link element in the original IEs */
+ const struct element *ml_reconf_elem;
+
/*
* store the per station profile pointer and length in case that the
* parsing also handled Multi-Link element parsing for a specific link
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 8658c28d684f..8da6bc43735a 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -984,9 +984,24 @@ ieee80211_parse_extension_element(u32 *crc,
break;
case WLAN_EID_EXT_EHT_MULTI_LINK:
if (ieee80211_mle_size_ok(data, len)) {
- elems->ml_basic_elem = (void *)elem;
- elems->ml_basic = (void *)data;
- elems->ml_basic_len = len;
+ const struct ieee80211_multi_link_elem *mle =
+ (void *)data;
+
+ switch (le16_get_bits(mle->control,
+ IEEE80211_ML_CONTROL_TYPE)) {
+ case IEEE80211_ML_CONTROL_TYPE_BASIC:
+ elems->ml_basic_elem = (void *)elem;
+ elems->ml_basic = data;
+ elems->ml_basic_len = len;
+ break;
+ case IEEE80211_ML_CONTROL_TYPE_RECONF:
+ elems->ml_reconf_elem = (void *)elem;
+ elems->ml_reconf = data;
+ elems->ml_reconf_len = len;
+ break;
+ default:
+ break;
+ }
}
break;
}