From: Ajay Singh <ajay.kathat@xxxxxxxxxxxxx>
Avoid use of static variable 'wlan_channel' by moving it inside the wilc
structure.
Signed-off-by: Ajay Singh <ajay.kathat@xxxxxxxxxxxxx>
---
drivers/staging/wilc1000/wilc_wfi_cfgoperations.c | 36 ++++++++++++-----------
drivers/staging/wilc1000/wilc_wfi_netdevice.h | 1 +
2 files changed, 20 insertions(+), 17 deletions(-)
diff --git a/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c b/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
index 98121ec..f1ce34f 100644
--- a/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
+++ b/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
@@ -67,7 +67,6 @@ struct p2p_mgmt_data {
u8 *buff;
};
-static u8 wlan_channel = INVALID_CHANNEL;
static u8 curr_channel;
static u8 p2p_oui[] = {0x50, 0x6f, 0x9A, 0x09};
static u8 p2p_vendor_spec[] = {0xdd, 0x05, 0x00, 0x08, 0x40, 0x03};
@@ -160,7 +159,7 @@ static void cfg_connect_result(enum conn_event conn_disconn_evt, u8 mac_status,
wilc_wlan_set_bssid(priv->dev, NULL, WILC_STATION_MODE);
if (vif->iftype != WILC_CLIENT_MODE)
- wlan_channel = INVALID_CHANNEL;
+ wl->sta_ch = INVALID_CHANNEL;
netdev_err(dev, "Unspecified failure\n");
}
@@ -186,7 +185,7 @@ static void cfg_connect_result(enum conn_event conn_disconn_evt, u8 mac_status,
wilc_wlan_set_bssid(priv->dev, NULL, WILC_STATION_MODE);
if (vif->iftype != WILC_CLIENT_MODE)
- wlan_channel = INVALID_CHANNEL;
+ wl->sta_ch = INVALID_CHANNEL;
if (wfi_drv->ifc_up && dev == wl->vif[1]->ndev)
reason = 3;
@@ -431,7 +430,7 @@ static int connect(struct wiphy *wiphy, struct net_device *dev,
curr_channel = ieee80211_frequency_to_channel(bss->channel->center_freq);
if (vif->iftype != WILC_CLIENT_MODE)
- wlan_channel = curr_channel;
+ vif->wilc->sta_ch = curr_channel;
wilc_wlan_set_bssid(dev, bss->bssid, WILC_STATION_MODE);
@@ -447,7 +446,7 @@ static int connect(struct wiphy *wiphy, struct net_device *dev,
netdev_err(dev, "wilc_set_join_req(): Error\n");
ret = -ENOENT;
if (vif->iftype != WILC_CLIENT_MODE)
- wlan_channel = INVALID_CHANNEL;
+ vif->wilc->sta_ch = INVALID_CHANNEL;
wilc_wlan_set_bssid(dev, NULL, WILC_STATION_MODE);
wfi_drv->conn_info.conn_result = NULL;
kfree(join_params);
@@ -485,7 +484,7 @@ static int disconnect(struct wiphy *wiphy, struct net_device *dev,
}
if (vif->iftype != WILC_CLIENT_MODE)
- wlan_channel = INVALID_CHANNEL;
+ wilc->sta_ch = INVALID_CHANNEL;
wilc_wlan_set_bssid(priv->dev, NULL, WILC_STATION_MODE);
priv->p2p.local_random = 0x01;
@@ -936,7 +935,7 @@ static int flush_pmksa(struct wiphy *wiphy, struct net_device *netdev)
}
static inline void wilc_wfi_cfg_parse_ch_attr(u8 *buf, u8 ch_list_attr_idx,
- u8 op_ch_attr_idx)
+ u8 op_ch_attr_idx, u8 sta_ch)
{
int i = 0;
int j = 0;
@@ -947,7 +946,7 @@ static inline void wilc_wfi_cfg_parse_ch_attr(u8 *buf, u8 ch_list_attr_idx,
for (i = ch_list_attr_idx + 3; i < limit; i++) {
if (buf[i] == 0x51) {
for (j = i + 2; j < ((i + 2) + buf[i + 1]); j++)
- buf[j] = wlan_channel;
+ buf[j] = sta_ch;
break;
}
}
@@ -955,11 +954,11 @@ static inline void wilc_wfi_cfg_parse_ch_attr(u8 *buf, u8 ch_list_attr_idx,
if (op_ch_attr_idx) {
buf[op_ch_attr_idx + 6] = 0x51;
- buf[op_ch_attr_idx + 7] = wlan_channel;
+ buf[op_ch_attr_idx + 7] = sta_ch;
}
}
-static void wilc_wfi_cfg_parse_rx_action(u8 *buf, u32 len)
+static void wilc_wfi_cfg_parse_rx_action(u8 *buf, u32 len, u8 sta_ch)
{
u32 index = 0;
u8 op_channel_attr_index = 0;
@@ -975,13 +974,13 @@ static void wilc_wfi_cfg_parse_rx_action(u8 *buf, u32 len)
op_channel_attr_index = index;
index += buf[index + 1] + 3;
}
- if (wlan_channel != INVALID_CHANNEL)
+ if (sta_ch != INVALID_CHANNEL)
wilc_wfi_cfg_parse_ch_attr(buf, channel_list_attr_index,
- op_channel_attr_index);
+ op_channel_attr_index, sta_ch);
}
static void wilc_wfi_cfg_parse_tx_action(u8 *buf, u32 len, bool oper_ch,
- u8 iftype)
+ u8 iftype, u8 sta_ch)
{
u32 index = 0;
u8 op_channel_attr_index = 0;
@@ -1000,9 +999,9 @@ static void wilc_wfi_cfg_parse_tx_action(u8 *buf, u32 len, bool oper_ch,
op_channel_attr_index = index;
index += buf[index + 1] + 3;
}
- if (wlan_channel != INVALID_CHANNEL && oper_ch)
+ if (sta_ch != INVALID_CHANNEL && oper_ch)
wilc_wfi_cfg_parse_ch_attr(buf, channel_list_attr_index,
- op_channel_attr_index);
+ op_channel_attr_index, sta_ch);
}
static void wilc_wfi_cfg_parse_rx_vendor_spec(struct wilc_priv *priv, u8 *buff,
@@ -1037,7 +1036,8 @@ static void wilc_wfi_cfg_parse_rx_vendor_spec(struct wilc_priv *priv, u8 *buff,
if (buff[i] == P2PELEM_ATTR_ID &&
!(memcmp(p2p_oui, &buff[i + 2], 4))) {
wilc_wfi_cfg_parse_rx_action(&buff[i + 6],
- size - (i + 6));
+ size - (i + 6),
+ vif->wilc->sta_ch);
break;
}
}
@@ -1195,6 +1195,7 @@ static void wilc_wfi_cfg_tx_vendor_spec(struct wilc_priv *priv,
size_t len = params->len;
u32 i;
u8 subtype = buf[P2P_PUB_ACTION_SUBTYPE];
+ struct wilc_vif *vif = netdev_priv(priv->dev);
if (subtype == GO_NEG_REQ || subtype == GO_NEG_RSP) {
if (priv->p2p.local_random == 1 &&
@@ -1219,7 +1220,8 @@ static void wilc_wfi_cfg_tx_vendor_spec(struct wilc_priv *priv,
oper_ch = true;
wilc_wfi_cfg_parse_tx_action(tx_buff, len - (i + 6),
- oper_ch, iftype);
+ oper_ch, iftype,
+ vif->wilc->sta_ch);
break;
}
diff --git a/drivers/staging/wilc1000/wilc_wfi_netdevice.h b/drivers/staging/wilc1000/wilc_wfi_netdevice.h
index 3a78ffd..29f220d 100644
--- a/drivers/staging/wilc1000/wilc_wfi_netdevice.h
+++ b/drivers/staging/wilc1000/wilc_wfi_netdevice.h
@@ -273,6 +273,7 @@ struct wilc {
struct net_device *monitor_dev;
/* deinit lock */
struct mutex deinit_lock;
+ u8 sta_ch;
};
struct wilc_wfi_mon_priv {
--
2.7.4
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