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authorLuis R. Rodriguez <lrodriguez@atheros.com>2010-11-18 08:46:08 +0300
committerJohn W. Linville <linville@tuxdriver.com>2010-11-22 23:48:50 +0300
commitb0e2880b0518ad11af20c7c93ec5cac93f9f03b0 (patch)
treefe8b2f27d1515100a74e80d86f99ce608abfa296 /net/wireless
parentf333a7a2f49e2a9b46f8d18962bd750b18beeecd (diff)
downloadlinux-b0e2880b0518ad11af20c7c93ec5cac93f9f03b0.tar.xz
cfg80211: move mutex locking to reg_process_pending_hints()
This will be required in the next patch and it makes the next patch easier to review. Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Tested-by: Mark Mentovai <mark@moxienet.com> Tested-by: Bruno Randolf <br1@einfach.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/wireless')
-rw-r--r--net/wireless/reg.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 3fa247488f87..b522c46c4748 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -1412,16 +1412,13 @@ static void reg_process_hint(struct regulatory_request *reg_request)
BUG_ON(!reg_request->alpha2);
- mutex_lock(&cfg80211_mutex);
- mutex_lock(&reg_mutex);
-
if (wiphy_idx_valid(reg_request->wiphy_idx))
wiphy = wiphy_idx_to_wiphy(reg_request->wiphy_idx);
if (reg_request->initiator == NL80211_REGDOM_SET_BY_DRIVER &&
!wiphy) {
kfree(reg_request);
- goto out;
+ return;
}
r = __regulatory_hint(wiphy, reg_request);
@@ -1429,16 +1426,16 @@ static void reg_process_hint(struct regulatory_request *reg_request)
if (r == -EALREADY && wiphy &&
wiphy->flags & WIPHY_FLAG_STRICT_REGULATORY)
wiphy_update_regulatory(wiphy, initiator);
-out:
- mutex_unlock(&reg_mutex);
- mutex_unlock(&cfg80211_mutex);
}
/* Processes regulatory hints, this is all the NL80211_REGDOM_SET_BY_* */
static void reg_process_pending_hints(void)
- {
+{
struct regulatory_request *reg_request;
+ mutex_lock(&cfg80211_mutex);
+ mutex_lock(&reg_mutex);
+
spin_lock(&reg_requests_lock);
while (!list_empty(&reg_requests_list)) {
reg_request = list_first_entry(&reg_requests_list,
@@ -1451,6 +1448,9 @@ static void reg_process_pending_hints(void)
spin_lock(&reg_requests_lock);
}
spin_unlock(&reg_requests_lock);
+
+ mutex_unlock(&reg_mutex);
+ mutex_unlock(&cfg80211_mutex);
}
/* Processes beacon hints -- this has nothing to do with country IEs */