diff options
Diffstat (limited to 'net/wireless')
| -rw-r--r-- | net/wireless/reg.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/net/wireless/reg.c b/net/wireless/reg.c index d44f3b5481a..b47445219a4 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -1261,11 +1261,13 @@ void regulatory_hint_11d(struct wiphy *wiphy, u32 checksum = 0; enum environment_cap env = ENVIRON_ANY; - if (!last_request) - return; - mutex_lock(&cfg80211_mutex); + if (unlikely(!last_request)) { + mutex_unlock(&cfg80211_mutex); + return; + } + /* IE len must be evenly divisible by 2 */ if (country_ie_len & 0x01) goto out; |