From: Jouni Malinen <j@w1.fi>
Date: Sat, 7 May 2022 21:29:48 +0000 (+0300)
Subject: nl80211: Verify that nla_put_flag() succeeds for background radar
X-Git-Tag: hostap_2_11~1924
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a8c3199527981668c89ac648791214b36f2f0fc8;p=thirdparty%2Fhostap.git

nl80211: Verify that nla_put_flag() succeeds for background radar

Signed-off-by: Jouni Malinen <j@w1.fi>
---

diff --git a/src/drivers/driver_nl80211.c b/src/drivers/driver_nl80211.c
index fa89a006b..0127a6be2 100644
--- a/src/drivers/driver_nl80211.c
+++ b/src/drivers/driver_nl80211.c
@@ -4993,8 +4993,9 @@ static int nl80211_put_freq_params(struct nl_msg *msg,
 				NL80211_CHAN_NO_HT))
 			return -ENOBUFS;
 	}
-	if (freq->radar_background)
-		nla_put_flag(msg, NL80211_ATTR_RADAR_BACKGROUND);
+	if (freq->radar_background &&
+	    nla_put_flag(msg, NL80211_ATTR_RADAR_BACKGROUND))
+		return -ENOBUFS;
 
 	return 0;
 }