From 0f3c0a197309717d74729568f88957d448847937 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 5 May 2026 13:38:37 +0200 Subject: [PATCH] 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: 9bb7e0f24e7e ("cfg80211: add peer measurement with FTM initiator API") Link: https://patch.msgid.link/20260505113837.260159-2-johannes@sipsolutions.net Signed-off-by: Johannes Berg --- net/wireless/pmsr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/wireless/pmsr.c b/net/wireless/pmsr.c index 4c8ea0583f940..d6cd0de64d1f8 100644 --- a/net/wireless/pmsr.c +++ b/net/wireless/pmsr.c @@ -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 || -- 2.47.3