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| author | Johannes Berg <johannes.berg@intel.com> | 2015-10-15 13:58:58 +0300 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2015-10-16 10:15:44 +0300 |
| commit | 480908a7ec5f2d37d5610b7d9bc48a38f2093876 (patch) | |
| tree | 2fd754b7644152536f6372842ed899aada0606de /net/wireless/reg.c | |
| parent | fd453d3c53eed367f18a0c75bd855cdfc9d6d416 (diff) | |
| download | linux-480908a7ec5f2d37d5610b7d9bc48a38f2093876.tar.xz | |
cfg80211: reg: clarify 'treatment' handling in reg_process_hint()
This function can only deal with treatment values OK and ALREADY_SET
so make the callees not return anything else and warn if they do.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless/reg.c')
| -rw-r--r-- | net/wireless/reg.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/net/wireless/reg.c b/net/wireless/reg.c index 85cad884a6e5..a95fc3abb8e1 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -2026,14 +2026,13 @@ reg_process_hint_driver(struct wiphy *wiphy, break; case REG_REQ_IGNORE: reg_free_request(driver_request); - return treatment; + return REG_REQ_OK; case REG_REQ_INTERSECT: - /* fall through */ case REG_REQ_ALREADY_SET: regd = reg_copy_regd(get_cfg80211_regdom()); if (IS_ERR(regd)) { reg_free_request(driver_request); - return REG_REQ_IGNORE; + return REG_REQ_OK; } tmp = get_wiphy_regdom(wiphy); @@ -2054,7 +2053,7 @@ reg_process_hint_driver(struct wiphy *wiphy, nl80211_send_reg_change_event(driver_request); reg_update_last_request(driver_request); reg_set_request_processed(); - return treatment; + return REG_REQ_ALREADY_SET; } if (reg_query_database(driver_request)) @@ -2128,10 +2127,10 @@ reg_process_hint_country_ie(struct wiphy *wiphy, case REG_REQ_OK: break; case REG_REQ_IGNORE: - /* fall through */ + return REG_REQ_OK; case REG_REQ_ALREADY_SET: reg_free_request(country_ie_request); - return treatment; + return REG_REQ_ALREADY_SET; case REG_REQ_INTERSECT: reg_free_request(country_ie_request); /* @@ -2139,7 +2138,7 @@ reg_process_hint_country_ie(struct wiphy *wiphy, * ever want to support it for this case. */ WARN_ONCE(1, "Unexpected intersection for country IEs"); - return REG_REQ_IGNORE; + return REG_REQ_OK; } country_ie_request->intersect = false; @@ -2184,6 +2183,9 @@ static void reg_process_hint(struct regulatory_request *reg_request) goto out_free; } + WARN(treatment != REG_REQ_OK && treatment != REG_REQ_ALREADY_SET, + "unexpected treatment value %d\n", treatment); + /* This is required so that the orig_* parameters are saved. * NOTE: treatment must be set for any case that reaches here! */ |