diff options
Diffstat (limited to 'net/wireless/core.c')
| -rw-r--r-- | net/wireless/core.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/net/wireless/core.c b/net/wireless/core.c index 2b3e786ec53..35d457b2751 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -42,6 +42,9 @@ cfg80211_drv_by_wiphy_idx(int wiphy_idx) { struct cfg80211_registered_device *result = NULL, *drv; + if (!wiphy_idx_valid(wiphy_idx)) + return NULL; + list_for_each_entry(drv, &cfg80211_drv_list, list) { if (drv->wiphy_idx == wiphy_idx) { result = drv; @@ -225,7 +228,7 @@ struct wiphy *wiphy_new(struct cfg80211_ops *ops, int sizeof_priv) drv->wiphy_idx = wiphy_counter++; - if (unlikely(drv->wiphy_idx < 0)) { + if (unlikely(!wiphy_idx_valid(drv->wiphy_idx))) { wiphy_counter--; mutex_unlock(&cfg80211_drv_mutex); /* ugh, wrapped! */ |