diff options
| -rw-r--r-- | net/mac80211/ibss.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 4453e2725e40..e458ca0dffec 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -283,6 +283,11 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, err = cfg80211_chandef_dfs_required(sdata->local->hw.wiphy, &chandef); + if (err < 0) { + sdata_info(sdata, + "Failed to join IBSS, invalid chandef\n"); + return; + } if (err > 0) { if (!ifibss->userspace_handles_dfs) { sdata_info(sdata, |