From: Daniel Gabay <daniel.gabay@intel.com>
Date: Tue, 14 Jan 2025 17:04:12 +0000 (+0200)
Subject: iw: Prevent segfault in ftm get stats
X-Git-Tag: v6.17~9
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=612f9f50d19c4fdbcd5d2a813bc26ac9995cb85c;p=thirdparty%2Fiw.git

iw: Prevent segfault in ftm get stats

Ensure correct NL80211_FTM_STATS_MAX is passed to nla_parse
to prevent segmentation fault.

Fixes: 02b85d80b4f4 ("iw: add FTM responder commands")
Signed-off-by: Daniel Gabay <daniel.gabay@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
---

diff --git a/ftm.c b/ftm.c
index 23be38e..7688e71 100644
--- a/ftm.c
+++ b/ftm.c
@@ -39,7 +39,7 @@ static int handle_ftm_stats(struct nl_msg *msg, void *arg)
 		return NL_SKIP;
 	}
 
-	nla_parse(info, NL80211_REG_RULE_ATTR_MAX,
+	nla_parse(info, NL80211_FTM_STATS_MAX,
 		  nla_data(tb[NL80211_ATTR_FTM_RESPONDER_STATS]),
 		  nla_len(tb[NL80211_ATTR_FTM_RESPONDER_STATS]),
 		  info_policy);