Commit 660d81da authored Jan 31, 2020 by Johannes Berg

mac80211: consider WLAN_EID_EXT_HE_OPERATION for parsing CRC

We use the parsing CRC for checking if the beacon changed, and
if the WLAN_EID_EXT_HE_OPERATION extended element changes we
need to track it so we can react to that. Include it in the CRC
calculation.

Link: https://lore.kernel.org/r/20200131111300.891737-22-luca@coelho.fi


Signed-off-by: Johannes Berg <johannes.berg@intel.com>

parent 0c138a5c

net/mac80211/util.c

+5 −1

Original line number	Diff line number	Diff line
		@@ -912,8 +912,12 @@ static void ieee80211_parse_extension_element(u32 *crc,
		break;
		case WLAN_EID_EXT_HE_OPERATION:
		if (len >= sizeof(*elems->he_operation) &&
		len == ieee80211_he_oper_size(data) - 1)
		len == ieee80211_he_oper_size(data) - 1) {
		if (crc)
		crc = crc32_be(crc, (void *)elem,
		elem->datalen + 2);
		elems->he_operation = data;
		}
		break;
		case WLAN_EID_EXT_UORA:
		if (len == 1)

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