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authorAvraham Stern <avraham.stern@intel.com>2024-06-05 12:57:16 +0200
committerJohannes Berg <johannes.berg@intel.com>2024-06-12 13:04:25 +0200
commitf737b70434f332042fcbe37f85ee3ee424959403 (patch)
tree7b5b2614a8af931e0735719125c9625eeb89f1a0 /net
parentwifi: cfg80211: reject non-conformant 6 GHz center frequencies (diff)
downloadlinux-f737b70434f332042fcbe37f85ee3ee424959403.tar.xz
linux-f737b70434f332042fcbe37f85ee3ee424959403.zip
wifi: nl80211: remove the FTMs per burst limit for NDP ranging
In NDP ranging, the number of NDP exchanges is not negotiated and thus is not limited by the protocol. Remove the limit on FTMs per burst for trigger based and non trigger based ranging. Signed-off-by: Avraham Stern <avraham.stern@intel.com> Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com> Link: https://msgid.link/20240605135233.916e228537d9.I5fe4c1cefa1c1328726e7615dd5a0d861c694381@changeid Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net')
-rw-r--r--net/wireless/nl80211.c3
-rw-r--r--net/wireless/pmsr.c10
2 files changed, 10 insertions, 3 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index a94e73c133f7..fcac7dedcd61 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -315,8 +315,7 @@ nl80211_pmsr_ftm_req_attr_policy[NL80211_PMSR_FTM_REQ_ATTR_MAX + 1] = {
[NL80211_PMSR_FTM_REQ_ATTR_BURST_PERIOD] = { .type = NLA_U16 },
[NL80211_PMSR_FTM_REQ_ATTR_BURST_DURATION] =
NLA_POLICY_MAX(NLA_U8, 15),
- [NL80211_PMSR_FTM_REQ_ATTR_FTMS_PER_BURST] =
- NLA_POLICY_MAX(NLA_U8, 31),
+ [NL80211_PMSR_FTM_REQ_ATTR_FTMS_PER_BURST] = { .type = NLA_U8 },
[NL80211_PMSR_FTM_REQ_ATTR_NUM_FTMR_RETRIES] = { .type = NLA_U8 },
[NL80211_PMSR_FTM_REQ_ATTR_REQUEST_LCI] = { .type = NLA_FLAG },
[NL80211_PMSR_FTM_REQ_ATTR_REQUEST_CIVICLOC] = { .type = NLA_FLAG },
diff --git a/net/wireless/pmsr.c b/net/wireless/pmsr.c
index c569c37da317..0396fa19bdf1 100644
--- a/net/wireless/pmsr.c
+++ b/net/wireless/pmsr.c
@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0 */
/*
- * Copyright (C) 2018 - 2021, 2023 Intel Corporation
+ * Copyright (C) 2018 - 2021, 2023 - 2024 Intel Corporation
*/
#include <net/cfg80211.h>
#include "core.h"
@@ -148,6 +148,14 @@ static int pmsr_parse_ftm(struct cfg80211_registered_device *rdev,
return -EINVAL;
}
+ if (out->ftm.ftms_per_burst > 31 && !out->ftm.non_trigger_based &&
+ !out->ftm.trigger_based) {
+ NL_SET_ERR_MSG_ATTR(info->extack,
+ tb[NL80211_PMSR_FTM_REQ_ATTR_FTMS_PER_BURST],
+ "FTM: FTMs per burst must be set lower than 31");
+ return -ERANGE;
+ }
+
if ((out->ftm.trigger_based || out->ftm.non_trigger_based) &&
out->ftm.preamble != NL80211_PREAMBLE_HE) {
NL_SET_ERR_MSG_ATTR(info->extack,