91 lines
3.1 KiB
Diff
91 lines
3.1 KiB
Diff
--- a/drivers/net/wireless/ath/ath9k/init.c
|
|
+++ b/drivers/net/wireless/ath/ath9k/init.c
|
|
@@ -57,7 +57,7 @@ MODULE_PARM_DESC(blink, "Enable LED blin
|
|
* on 5 MHz steps, we support the channels which we know
|
|
* we have calibration data for all cards though to make
|
|
* this static */
|
|
-static struct ieee80211_channel ath9k_2ghz_chantable[] = {
|
|
+static const struct ieee80211_channel ath9k_2ghz_chantable[] = {
|
|
CHAN2G(2412, 0), /* Channel 1 */
|
|
CHAN2G(2417, 1), /* Channel 2 */
|
|
CHAN2G(2422, 2), /* Channel 3 */
|
|
@@ -78,7 +78,7 @@ static struct ieee80211_channel ath9k_2g
|
|
* on 5 MHz steps, we support the channels which we know
|
|
* we have calibration data for all cards though to make
|
|
* this static */
|
|
-static struct ieee80211_channel ath9k_5ghz_chantable[] = {
|
|
+static const struct ieee80211_channel ath9k_5ghz_chantable[] = {
|
|
/* _We_ call this UNII 1 */
|
|
CHAN5G(5180, 14), /* Channel 36 */
|
|
CHAN5G(5200, 15), /* Channel 40 */
|
|
@@ -478,10 +478,17 @@ err:
|
|
return -EIO;
|
|
}
|
|
|
|
-static void ath9k_init_channels_rates(struct ath_softc *sc)
|
|
+static int ath9k_init_channels_rates(struct ath_softc *sc)
|
|
{
|
|
+ void *channels;
|
|
+
|
|
if (test_bit(ATH9K_MODE_11G, sc->sc_ah->caps.wireless_modes)) {
|
|
- sc->sbands[IEEE80211_BAND_2GHZ].channels = ath9k_2ghz_chantable;
|
|
+ channels = kmemdup(ath9k_2ghz_chantable,
|
|
+ sizeof(ath9k_2ghz_chantable), GFP_KERNEL);
|
|
+ if (!channels)
|
|
+ return -ENOMEM;
|
|
+
|
|
+ sc->sbands[IEEE80211_BAND_2GHZ].channels = channels;
|
|
sc->sbands[IEEE80211_BAND_2GHZ].band = IEEE80211_BAND_2GHZ;
|
|
sc->sbands[IEEE80211_BAND_2GHZ].n_channels =
|
|
ARRAY_SIZE(ath9k_2ghz_chantable);
|
|
@@ -491,7 +498,15 @@ static void ath9k_init_channels_rates(st
|
|
}
|
|
|
|
if (test_bit(ATH9K_MODE_11A, sc->sc_ah->caps.wireless_modes)) {
|
|
- sc->sbands[IEEE80211_BAND_5GHZ].channels = ath9k_5ghz_chantable;
|
|
+ channels = kmemdup(ath9k_5ghz_chantable,
|
|
+ sizeof(ath9k_5ghz_chantable), GFP_KERNEL);
|
|
+ if (!channels) {
|
|
+ if (sc->sbands[IEEE80211_BAND_2GHZ].channels)
|
|
+ kfree(sc->sbands[IEEE80211_BAND_2GHZ].channels);
|
|
+ return -ENOMEM;
|
|
+ }
|
|
+
|
|
+ sc->sbands[IEEE80211_BAND_5GHZ].channels = channels;
|
|
sc->sbands[IEEE80211_BAND_5GHZ].band = IEEE80211_BAND_5GHZ;
|
|
sc->sbands[IEEE80211_BAND_5GHZ].n_channels =
|
|
ARRAY_SIZE(ath9k_5ghz_chantable);
|
|
@@ -500,6 +515,7 @@ static void ath9k_init_channels_rates(st
|
|
sc->sbands[IEEE80211_BAND_5GHZ].n_bitrates =
|
|
ARRAY_SIZE(ath9k_legacy_rates) - 4;
|
|
}
|
|
+ return 0;
|
|
}
|
|
|
|
static void ath9k_init_misc(struct ath_softc *sc)
|
|
@@ -602,8 +618,11 @@ static int ath9k_init_softc(u16 devid, s
|
|
if (ret)
|
|
goto err_btcoex;
|
|
|
|
+ ret = ath9k_init_channels_rates(sc);
|
|
+ if (ret)
|
|
+ goto err_btcoex;
|
|
+
|
|
ath9k_init_crypto(sc);
|
|
- ath9k_init_channels_rates(sc);
|
|
ath9k_init_misc(sc);
|
|
|
|
return 0;
|
|
@@ -784,6 +803,12 @@ static void ath9k_deinit_softc(struct at
|
|
{
|
|
int i = 0;
|
|
|
|
+ if (sc->sbands[IEEE80211_BAND_2GHZ].channels)
|
|
+ kfree(sc->sbands[IEEE80211_BAND_2GHZ].channels);
|
|
+
|
|
+ if (sc->sbands[IEEE80211_BAND_5GHZ].channels)
|
|
+ kfree(sc->sbands[IEEE80211_BAND_5GHZ].channels);
|
|
+
|
|
if ((sc->btcoex.no_stomp_timer) &&
|
|
sc->sc_ah->btcoex_hw.scheme == ATH_BTCOEX_CFG_3WIRE)
|
|
ath_gen_timer_free(sc->sc_ah, sc->btcoex.no_stomp_timer);
|