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| author | Andrei Otcheretianski <andrei.otcheretianski@intel.com> | 2013-10-17 10:52:17 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2013-10-28 15:13:04 +0100 |
| commit | d0a361a5b3f5aa28778a0c336de5a911fc0cd678 (patch) | |
| tree | 92ccaa881a4479a17bfb1f55ab92b1f1b6a4d4b5 /net/wireless/nl80211.c | |
| parent | 0bb861e6be624111e9f85ade89b9e7548c5eb968 (diff) | |
| download | lwn-d0a361a5b3f5aa28778a0c336de5a911fc0cd678.tar.gz lwn-d0a361a5b3f5aa28778a0c336de5a911fc0cd678.zip | |
nl80211: fix channel switch parsing
The nl80211 attribute NL80211_ATTR_CSA_C_OFF_BEACON should be nested
inside NL80211_ATTR_CSA_IES, but commit ee4bc9e75811d2c0cb5f2a2fc5b5
("nl80211: enable IBSS support for channel switch announcements")
added a check in the outer message attributes.
Fix channel switch calls by removing the erroneus condition.
Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
[reword commit message]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless/nl80211.c')
| -rw-r--r-- | net/wireless/nl80211.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index c49f0af61d5e..8ced6bc29f4a 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -5713,9 +5713,7 @@ static int nl80211_channel_switch(struct sk_buff *skb, struct genl_info *info) return -EINVAL; /* only important for AP, IBSS and mesh create IEs internally */ - if (need_new_beacon && - (!info->attrs[NL80211_ATTR_CSA_IES] || - !info->attrs[NL80211_ATTR_CSA_C_OFF_BEACON])) + if (need_new_beacon && !info->attrs[NL80211_ATTR_CSA_IES]) return -EINVAL; params.count = nla_get_u32(info->attrs[NL80211_ATTR_CH_SWITCH_COUNT]); |