1 files changed, 2 insertions, 1 deletions

diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index 1e7ff949d1aa..2936cb809152 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -863,7 +863,8 @@ int cfg80211_wext_siwscan(struct net_device *dev,
         }
 
         for (i = 0; i < IEEE80211_NUM_BANDS; i++)
-                creq->rates[i] = (1 << wiphy->bands[i]->n_bitrates) - 1;
+                if (wiphy->bands[i])
+                        creq->rates[i] = (1 << wiphy->bands[i]->n_bitrates) - 1;
 
         rdev->scan_req = creq;
         err = rdev->ops->scan(wiphy, dev, creq);