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cfg80211: pass the regulatory_request struct in __regulatory_hint() 

We were passing value by value, lets just pass the struct.

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Luis R. Rodriguez 2009-02-21 00:24:14 -05:00 committed by John W. Linville
parent d1c96a9a29
commit 28da32d7ca
1 changed files with 18 additions and 27 deletions
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45
net/wireless/reg.c
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@ -1328,26 +1328,18 @@ static int ignore_request(struct wiphy *wiphy, enum reg_set_by set_by,
* __regulatory_hint - hint to the wireless core a regulatory domain
* @wiphy: if the hint comes from country information from an AP, this
* is required to be set to the wiphy that received the information
* @alpha2: the ISO/IEC 3166 alpha2 being claimed the regulatory domain
* should be in.
* @country_ie_checksum: checksum of processed country IE, set this to 0
* if the hint did not come from a country IE
* @country_ie_env: the environment the IE told us we are in, %ENVIRON_*
* @pending_request: the regulatory request currently being processed
*
* The Wireless subsystem can use this function to hint to the wireless core
* what it believes should be the current regulatory domain by giving it an
* ISO/IEC 3166 alpha2 country code it knows its regulatory domain should be
* in.
* what it believes should be the current regulatory domain.
*
* Returns zero if all went fine, %-EALREADY if a regulatory domain had
* already been set or other standard error codes.
*
* Caller must hold &cfg80211_mutex
*/
static int __regulatory_hint(struct wiphy *wiphy, enum reg_set_by set_by,
const char *alpha2,
u32 country_ie_checksum,
enum environment_cap env)
static int __regulatory_hint(struct wiphy *wiphy,
struct regulatory_request *pending_request)
{
struct regulatory_request *request;
bool intersect = false;
@ -1355,10 +1347,12 @@ static int __regulatory_hint(struct wiphy *wiphy, enum reg_set_by set_by,
assert_cfg80211_lock();
r = ignore_request(wiphy, set_by, alpha2);
r = ignore_request(wiphy,
pending_request->initiator,
pending_request->alpha2);
if (r == REG_INTERSECT) {
if (set_by == REGDOM_SET_BY_DRIVER) {
if (pending_request->initiator == REGDOM_SET_BY_DRIVER) {
r = reg_copy_regd(&wiphy->regd, cfg80211_regdomain);
if (r)
return r;
@ -1370,7 +1364,8 @@ static int __regulatory_hint(struct wiphy *wiphy, enum reg_set_by set_by,
* driver has already been set just copy it to the
* wiphy
*/
if (r == -EALREADY && set_by == REGDOM_SET_BY_DRIVER) {
if (r == -EALREADY &&
pending_request->initiator == REGDOM_SET_BY_DRIVER) {
r = reg_copy_regd(&wiphy->regd, cfg80211_regdomain);
if (r)
return r;
@ -1386,13 +1381,13 @@ new_request:
if (!request)
return -ENOMEM;
request->alpha2[0] = alpha2[0];
request->alpha2[1] = alpha2[1];
request->initiator = set_by;
request->wiphy_idx = get_wiphy_idx(wiphy);
request->alpha2[0] = pending_request->alpha2[0];
request->alpha2[1] = pending_request->alpha2[1];
request->initiator = pending_request->initiator;
request->wiphy_idx = pending_request->wiphy_idx;
request->intersect = intersect;
request->country_ie_checksum = country_ie_checksum;
request->country_ie_env = env;
request->country_ie_checksum = pending_request->country_ie_checksum;
request->country_ie_env = pending_request->country_ie_env;
kfree(last_request);
last_request = request;
@ -1411,7 +1406,7 @@ new_request:
*
* to intersect with the static rd
*/
return call_crda(alpha2);
return call_crda(request->alpha2);
}
/* This currently only processes user and driver regulatory hints */
@ -1433,11 +1428,7 @@ static int reg_process_hint(struct regulatory_request *reg_request)
goto out;
}
r = __regulatory_hint(wiphy,
reg_request->initiator,
reg_request->alpha2,
reg_request->country_ie_checksum,
reg_request->country_ie_env);
r = __regulatory_hint(wiphy, reg_request);
/* This is required so that the orig_* parameters are saved */
if (r == -EALREADY && wiphy && wiphy->strict_regulatory)
wiphy_update_regulatory(wiphy, reg_request->initiator);