diff options
| author | Wen Gong <wgong@codeaurora.org> | 2021-08-20 15:20:40 +0300 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2021-08-26 11:18:56 +0300 |
| commit | b0345850ad770c5164bf6d4a0aa0c40ef2419cb0 (patch) | |
| tree | aec26861a0cd7a4c6b8f86aa27005c7ed20b32f4 /net/mac80211/util.c | |
| parent | ad31393b98e4addbc5f1ccc484bfbb8d07c92056 (diff) | |
| download | linux-b0345850ad770c5164bf6d4a0aa0c40ef2419cb0.tar.xz | |
mac80211: parse transmit power envelope element
Parse and store the transmit power envelope element.
Signed-off-by: Wen Gong <wgong@codeaurora.org>
Link: https://lore.kernel.org/r/20210820122041.12157-8-wgong@codeaurora.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/util.c')
| -rw-r--r-- | net/mac80211/util.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 05e96212b104..49cb96d25169 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -1336,6 +1336,18 @@ _ieee802_11_parse_elems_crc(const u8 *start, size_t len, bool action, elems->rsnx = pos; elems->rsnx_len = elen; break; + case WLAN_EID_TX_POWER_ENVELOPE: + if (elen < 1 || + elen > sizeof(struct ieee80211_tx_pwr_env)) + break; + + if (elems->tx_pwr_env_num >= ARRAY_SIZE(elems->tx_pwr_env)) + break; + + elems->tx_pwr_env[elems->tx_pwr_env_num] = (void *)pos; + elems->tx_pwr_env_len[elems->tx_pwr_env_num] = elen; + elems->tx_pwr_env_num++; + break; case WLAN_EID_EXTENSION: ieee80211_parse_extension_element(calc_crc ? &crc : NULL, |