1 files changed, 4 insertions, 0 deletions

diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 9c3200bcfc02..69e4ef5348a0 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -2238,6 +2238,10 @@ u64 ieee80211_calculate_rx_timestamp(struct ieee80211_local *local,
         }
 
         rate = cfg80211_calculate_bitrate(&ri);
+        if (WARN_ONCE(!rate,
+                      "Invalid bitrate: flags=0x%x, idx=%d, vht_nss=%d\n",
+                      status->flag, status->rate_idx, status->vht_nss))
+                return 0;
 
         /* rewind from end of MPDU */
         if (status->flag & RX_FLAG_MACTIME_END)