qcacld-3.0: Remove obsolete STA support for SIOCSIWFRAG

At one time the predecessor to the current driver was managed via
wireless extensions, but now the driver is managed by cfg80211. The
STA implementation of SIOCSIWFRAG should no longer be used, so remove
it.

Change-Id: I25e2102a9d97b583783df4480f3fc81fc2a1d202
CRs-Fixed: 2128983

core/hdd/src/wlan_hdd_wext.c

@@ -5352,74 +5352,6 @@ static int iw_set_rts_threshold(struct net_device *dev,
 	return ret;
 }
 
-/**
- * __iw_set_frag_threshold() - SIOCSIWFRAG ioctl handler
- * @dev: device upon which the ioctl was received
- * @info: ioctl request information
- * @wrqu: ioctl request data
- * @extra: ioctl extra data
- *
- * Return: 0 on success, non-zero on error
- */
-static int __iw_set_frag_threshold(struct net_device *dev,
-				   struct iw_request_info *info,
-				   union iwreq_data *wrqu, char *extra)
-{
-	struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(dev);
-	tHalHandle hHal = WLAN_HDD_GET_HAL_CTX(adapter);
-	struct hdd_context *hdd_ctx;
-	int ret;
-
-	ENTER_DEV(dev);
-
-	hdd_ctx = WLAN_HDD_GET_CTX(adapter);
-	ret = wlan_hdd_validate_context(hdd_ctx);
-	if (0 != ret)
-		return ret;
-
-	ret = hdd_check_standard_wext_control(hdd_ctx, info);
-	if (0 != ret)
-		return ret;
-
-	if (wrqu->frag.value < WNI_CFG_FRAGMENTATION_THRESHOLD_STAMIN
-	    || wrqu->frag.value > WNI_CFG_FRAGMENTATION_THRESHOLD_STAMAX) {
-		return -EINVAL;
-	}
-
-	if (sme_cfg_set_int
-		    (hHal, WNI_CFG_FRAGMENTATION_THRESHOLD, wrqu->frag.value)
-		    != QDF_STATUS_SUCCESS) {
-		hdd_err("WNI_CFG_FRAGMENTATION_THRESHOLD failed");
-		return -EIO;
-	}
-
-	EXIT();
-
-	return 0;
-}
-
-/**
- * iw_set_frag_threshold() - SSR wrapper for __iw_set_frag_threshold()
- * @dev: pointer to net_device
- * @info: pointer to iw_request_info
- * @wrqu: pointer to iwreq_data
- * @extra: pointer to extra ioctl payload
- *
- * Return: 0 on success, error number otherwise
- */
-static int iw_set_frag_threshold(struct net_device *dev,
-				 struct iw_request_info *info,
-				 union iwreq_data *wrqu, char *extra)
-{
-	int ret;
-
-	cds_ssr_protect(__func__);
-	ret = __iw_set_frag_threshold(dev, info, wrqu, extra);
-	cds_ssr_unprotect(__func__);
-
-	return ret;
-}
-
 /**
  * __iw_get_range() - SIOCGIWRANGE ioctl handler
  * @dev: device upon which the ioctl was received
@@ -11863,7 +11795,7 @@ static const iw_handler we_handler[] = {
 	(iw_handler) iw_get_bitrate,    /* SIOCGIWRATE */
 	(iw_handler) iw_set_rts_threshold,      /* SIOCSIWRTS */
 	(iw_handler) iw_get_rts_threshold,      /* SIOCGIWRTS */
-	(iw_handler) iw_set_frag_threshold,     /* SIOCSIWFRAG */
+	(iw_handler) NULL,      /* SIOCSIWFRAG */
 	(iw_handler) NULL,      /* SIOCGIWFRAG */
 	(iw_handler) NULL,      /* SIOCSIWTXPOW */
 	(iw_handler) NULL,      /* SIOCGIWTXPOW */