[PATCH] staging: wlan-ng: Amend type mismatch warnings

From: sunil . m
Date: Mon Jun 12 2017 - 13:16:21 EST


From: Suniel Mahesh <sunil.m@xxxxxxxxxxxx>

The following type mismatch warnings reported by sparse
have been amended:
warning: cast to restricted __le16
warning: incorrect type in assignment (different base types)

Signed-off-by: Suniel Mahesh <sunil.m@xxxxxxxxxxxx>
---
drivers/staging/wlan-ng/prism2mgmt.c | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/drivers/staging/wlan-ng/prism2mgmt.c b/drivers/staging/wlan-ng/prism2mgmt.c
index f4d6e48..358b556 100644
--- a/drivers/staging/wlan-ng/prism2mgmt.c
+++ b/drivers/staging/wlan-ng/prism2mgmt.c
@@ -185,7 +185,7 @@ int prism2mgmt_scan(struct wlandevice *wlandev, void *msgp)

/* set up the txrate to be 2MBPS. Should be fastest basicrate... */
word = HFA384x_RATEBIT_2;
- scanreq.tx_rate = cpu_to_le16(word);
+ scanreq.tx_rate = (__force u16)cpu_to_le16(word);

/* set up the channel list */
word = 0;
@@ -197,10 +197,10 @@ int prism2mgmt_scan(struct wlandevice *wlandev, void *msgp)
/* channel 1 is BIT 0 ... channel 14 is BIT 13 */
word |= (1 << (channel - 1));
}
- scanreq.channel_list = cpu_to_le16(word);
+ scanreq.channel_list = (__force u16)cpu_to_le16(word);

/* set up the ssid, if present. */
- scanreq.ssid.len = cpu_to_le16(msg->ssid.data.len);
+ scanreq.ssid.len = (__force u16)cpu_to_le16(msg->ssid.data.len);
memcpy(scanreq.ssid.data, msg->ssid.data.data, msg->ssid.data.len);

/* Enable the MAC port if it's not already enabled */
@@ -229,7 +229,7 @@ int prism2mgmt_scan(struct wlandevice *wlandev, void *msgp)
/* Construct a bogus SSID and assign it to OwnSSID and
* DesiredSSID
*/
- wordbuf[0] = cpu_to_le16(WLAN_SSID_MAXLEN);
+ wordbuf[0] = (__force u16)cpu_to_le16(WLAN_SSID_MAXLEN);
get_random_bytes(&wordbuf[1], WLAN_SSID_MAXLEN);
result = hfa384x_drvr_setconfig(hw, HFA384x_RID_CNFOWNSSID,
wordbuf,
@@ -405,8 +405,8 @@ int prism2mgmt_scan_results(struct wlandevice *wlandev, void *msgp)
/* signal and noise */
req->signal.status = P80211ENUM_msgitem_status_data_ok;
req->noise.status = P80211ENUM_msgitem_status_data_ok;
- req->signal.data = le16_to_cpu(item->sl);
- req->noise.data = le16_to_cpu(item->anl);
+ req->signal.data = le16_to_cpu((__force __le16)item->sl);
+ req->noise.data = le16_to_cpu((__force __le16)item->anl);

/* BSSID */
req->bssid.status = P80211ENUM_msgitem_status_data_ok;
@@ -415,7 +415,7 @@ int prism2mgmt_scan_results(struct wlandevice *wlandev, void *msgp)

/* SSID */
req->ssid.status = P80211ENUM_msgitem_status_data_ok;
- req->ssid.data.len = le16_to_cpu(item->ssid.len);
+ req->ssid.data.len = le16_to_cpu((__force __le16)item->ssid.len);
req->ssid.data.len = min_t(u16, req->ssid.data.len, WLAN_SSID_MAXLEN);
memcpy(req->ssid.data.data, item->ssid.data, req->ssid.data.len);

@@ -463,7 +463,7 @@ int prism2mgmt_scan_results(struct wlandevice *wlandev, void *msgp)

/* beacon period */
req->beaconperiod.status = P80211ENUM_msgitem_status_data_ok;
- req->beaconperiod.data = le16_to_cpu(item->bcnint);
+ req->beaconperiod.data = le16_to_cpu((__force __le16)item->bcnint);

/* timestamps */
req->timestamp.status = P80211ENUM_msgitem_status_data_ok;
@@ -473,14 +473,14 @@ int prism2mgmt_scan_results(struct wlandevice *wlandev, void *msgp)

/* atim window */
req->ibssatimwindow.status = P80211ENUM_msgitem_status_data_ok;
- req->ibssatimwindow.data = le16_to_cpu(item->atim);
+ req->ibssatimwindow.data = le16_to_cpu((__force __le16)item->atim);

/* Channel */
req->dschannel.status = P80211ENUM_msgitem_status_data_ok;
- req->dschannel.data = le16_to_cpu(item->chid);
+ req->dschannel.data = le16_to_cpu((__force __le16)item->chid);

/* capinfo bits */
- count = le16_to_cpu(item->capinfo);
+ count = le16_to_cpu((__force __le16)item->capinfo);
req->capinfo.status = P80211ENUM_msgitem_status_data_ok;
req->capinfo.data = count;

--
1.9.1