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path: root/drivers/net/wireless/ath/ath11k/reg.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath11k/reg.c')
-rw-r--r--drivers/net/wireless/ath/ath11k/reg.c18
1 files changed, 8 insertions, 10 deletions
diff --git a/drivers/net/wireless/ath/ath11k/reg.c b/drivers/net/wireless/ath/ath11k/reg.c
index e1a1df169034..a66b5bdd2167 100644
--- a/drivers/net/wireless/ath/ath11k/reg.c
+++ b/drivers/net/wireless/ath/ath11k/reg.c
@@ -97,7 +97,6 @@ int ath11k_reg_update_chan_list(struct ath11k *ar)
struct channel_param *ch;
enum nl80211_band band;
int num_channels = 0;
- int params_len;
int i, ret;
bands = hw->wiphy->bands;
@@ -117,10 +116,8 @@ int ath11k_reg_update_chan_list(struct ath11k *ar)
if (WARN_ON(!num_channels))
return -EINVAL;
- params_len = sizeof(struct scan_chan_list_params) +
- num_channels * sizeof(struct channel_param);
- params = kzalloc(params_len, GFP_KERNEL);
-
+ params = kzalloc(struct_size(params, ch_param, num_channels),
+ GFP_KERNEL);
if (!params)
return -ENOMEM;
@@ -198,7 +195,7 @@ static void ath11k_copy_regd(struct ieee80211_regdomain *regd_orig,
sizeof(struct ieee80211_reg_rule));
}
-int ath11k_regd_update(struct ath11k *ar, bool init)
+int ath11k_regd_update(struct ath11k *ar)
{
struct ieee80211_regdomain *regd, *regd_copy = NULL;
int ret, regd_len, pdev_id;
@@ -209,7 +206,10 @@ int ath11k_regd_update(struct ath11k *ar, bool init)
spin_lock_bh(&ab->base_lock);
- if (init) {
+ /* Prefer the latest regd update over default if it's available */
+ if (ab->new_regd[pdev_id]) {
+ regd = ab->new_regd[pdev_id];
+ } else {
/* Apply the regd received during init through
* WMI_REG_CHAN_LIST_CC event. In case of failure to
* receive the regd, initialize with a default world
@@ -222,8 +222,6 @@ int ath11k_regd_update(struct ath11k *ar, bool init)
"failed to receive default regd during init\n");
regd = (struct ieee80211_regdomain *)&ath11k_world_regd;
}
- } else {
- regd = ab->new_regd[pdev_id];
}
if (!regd) {
@@ -683,7 +681,7 @@ void ath11k_regd_update_work(struct work_struct *work)
regd_update_work);
int ret;
- ret = ath11k_regd_update(ar, false);
+ ret = ath11k_regd_update(ar);
if (ret) {
/* Firmware has already moved to the new regd. We need
* to maintain channel consistency across FW, Host driver