wifi: nl80211: fix NL80211_PMSR_FTM_REQ_ATTR_FTMS_PER_BURST usage

This is documented as a u8 and has a policy of NLA_U8, but uses
nla_get_u32() which means it's completely broken on big-endian.
Fix it to use nla_get_u8().

Fixes: 9bb7e0f24e ("cfg80211: add peer measurement with FTM initiator API")
Link: https://patch.msgid.link/20260505113837.260159-2-johannes@sipsolutions.net
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2026-05-05 13:38:37 +02:00
parent 283fc9e44f
commit 0f3c0a1973

View File

@ -88,7 +88,7 @@ static int pmsr_parse_ftm(struct cfg80211_registered_device *rdev,
out->ftm.ftms_per_burst = 0;
if (tb[NL80211_PMSR_FTM_REQ_ATTR_FTMS_PER_BURST])
out->ftm.ftms_per_burst =
nla_get_u32(tb[NL80211_PMSR_FTM_REQ_ATTR_FTMS_PER_BURST]);
nla_get_u8(tb[NL80211_PMSR_FTM_REQ_ATTR_FTMS_PER_BURST]);
if (capa->ftm.max_ftms_per_burst &&
(out->ftm.ftms_per_burst > capa->ftm.max_ftms_per_burst ||