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cfg80211: process non country IE conflicting first

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By dealing with non country IE conficts first we can shift
the code that deals with the conflict to the left. This has
no functional changes.

Signed-off-by: Luis R. Rodriguez <mcgrof@do-not-panic.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Luis R. Rodriguez 2013-11-05 09:18:07 -08:00 committed by Johannes Berg
parent b23e7a9e6b
commit 2f1c6c572d
1 changed files with 20 additions and 19 deletions
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39
net/wireless/reg.c
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@ -1539,31 +1539,32 @@ __reg_process_hint_country_ie(struct wiphy *wiphy,
return REG_REQ_ALREADY_SET;
}
last_wiphy = wiphy_idx_to_wiphy(lr->wiphy_idx);
if (unlikely(!is_an_alpha2(country_ie_request->alpha2)))
return -EINVAL;
if (lr->initiator == NL80211_REGDOM_SET_BY_COUNTRY_IE) {
if (last_wiphy != wiphy) {
/*
* Two cards with two APs claiming different
* Country IE alpha2s. We could
* intersect them, but that seems unlikely
* to be correct. Reject second one for now.
*/
if (regdom_changes(country_ie_request->alpha2))
return REG_REQ_IGNORE;
return REG_REQ_ALREADY_SET;
}
if (lr->initiator != NL80211_REGDOM_SET_BY_COUNTRY_IE)
return REG_REQ_OK;
last_wiphy = wiphy_idx_to_wiphy(lr->wiphy_idx);
if (last_wiphy != wiphy) {
/*
* Two consecutive Country IE hints on the same wiphy.
* This should be picked up early by the driver/stack
* Two cards with two APs claiming different
* Country IE alpha2s. We could
* intersect them, but that seems unlikely
* to be correct. Reject second one for now.
*/
if (WARN_ON(regdom_changes(country_ie_request->alpha2)))
return REG_REQ_OK;
if (regdom_changes(country_ie_request->alpha2))
return REG_REQ_IGNORE;
return REG_REQ_ALREADY_SET;
}
return REG_REQ_OK;
/*
* Two consecutive Country IE hints on the same wiphy.
* This should be picked up early by the driver/stack
*/
if (WARN_ON(regdom_changes(country_ie_request->alpha2)))
return REG_REQ_OK;
return REG_REQ_ALREADY_SET;
}
/**