staging/ks7010: Fix coding style problems [Version 2]

By doing some last-second wording changes directly in the diff I've
screwed up and managed to use spaces instead of tabs for the Kconfig file.
This is embarrassing!

Signed-off-by: Leon Krieg <info@madcow.dev>

drivers/staging/ks7010/Kconfig

@@ -6,6 +6,7 @@ config KS7010
 	select WEXT_PRIV
 	select FW_LOADER
 	help
-	  This is a driver for KeyStream KS7010 based SDIO WIFI cards. It is
-	  found on at least later Spectec SDW-821 (FCC-ID "S2Y-WLAN-11G-K" only,
-	  sadly not FCC-ID "S2Y-WLAN-11B-G") and Spectec SDW-823 microSD cards.
+	  Selecting this option enables the driver for KeyStream KS7010 SDIO
+	  hardware found in at least Spectec SDW-821 and SDW-823 microSD cards
+	  (FCC-ID "S2Y-WLAN-11G-K" but not FCC-ID "S2Y-WLAN-11B-G" and Spectec
+	  SDW-823).

drivers/staging/ks7010/ks_hostif.c

@@ -134,7 +134,7 @@ int get_current_ap(struct ks_wlan_private *priv, struct link_ap_info *ap_info)
 	size = (ap_info->rsn.size <= RSN_IE_BODY_MAX) ?
 		ap_info->rsn.size : RSN_IE_BODY_MAX;
 	if ((ap_info->rsn_mode & RSN_MODE_WPA2) &&
-	    (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2)) {
+	    priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) {
 		ap->rsn_ie.id = RSN_INFO_ELEM_ID;
 		ap->rsn_ie.size = size;
 		memcpy(ap->rsn_ie.body, ap_info->rsn.body, size);

drivers/staging/ks7010/ks_wlan_net.c

@@ -181,26 +181,26 @@ static int ks_wlan_set_freq(struct net_device *dev,
 
 	/* for SLEEP MODE */
 	/* If setting by frequency, convert to a channel */
-	if ((fwrq->freq.e == 1) &&
-	    (fwrq->freq.m >= 241200000) && (fwrq->freq.m <= 248700000)) {
+	if (fwrq->freq.e == 1 &&
+	    fwrq->freq.m >= 241200000 && fwrq->freq.m <= 248700000) {
 		int f = fwrq->freq.m / 100000;
 		int c = 0;
 
 		while ((c < 14) && (f != frequency_list[c]))
 			c++;
-		/* Hack to fall through... */
+		fallthrough;
 		fwrq->freq.e = 0;
 		fwrq->freq.m = c + 1;
 	}
 	/* Setting by channel number */
-	if ((fwrq->freq.m > 1000) || (fwrq->freq.e > 0))
+	if (fwrq->freq.m > 1000 || fwrq->freq.e > 0)
 		return -EOPNOTSUPP;
 
 	channel = fwrq->freq.m;
 	/* We should do a better check than that,
 	 * based on the card capability !!!
 	 */
-	if ((channel < 1) || (channel > 14)) {
+	if (channel < 1 || channel > 14) {
 		netdev_dbg(dev, "%s: New channel value of %d is invalid!\n",
 			   dev->name, fwrq->freq.m);
 		return -EINVAL;
@@ -664,7 +664,7 @@ static int ks_wlan_set_rts(struct net_device *dev, struct iw_request_info *info,
 	/* for SLEEP MODE */
 	if (vwrq->rts.disabled)
 		rthr = 2347;
-	if ((rthr < 0) || (rthr > 2347))
+	if (rthr < 0 || rthr > 2347)
 		return -EINVAL;
 
 	priv->reg.rts = rthr;
@@ -702,7 +702,7 @@ static int ks_wlan_set_frag(struct net_device *dev,
 	/* for SLEEP MODE */
 	if (vwrq->frag.disabled)
 		fthr = 2346;
-	if ((fthr < 256) || (fthr > 2346))
+	if (fthr < 256 || fthr > 2346)
 		return -EINVAL;
 
 	fthr &= ~0x1;	/* Get an even value - is it really needed ??? */
@@ -781,7 +781,7 @@ static int ks_wlan_set_encode(struct net_device *dev,
 		return -EINVAL;
 
 	/* for SLEEP MODE */
-	if ((index < 0) || (index > 4))
+	if (index < 0 || index > 4)
 		return -EINVAL;
 
 	index = (index == 0) ? priv->reg.wep_index : (index - 1);
@@ -882,7 +882,7 @@ static int ks_wlan_get_encode(struct net_device *dev,
 	}
 
 	/* Which key do we want ? -1 -> tx index */
-	if ((index < 0) || (index >= 4))
+	if (index < 0 || index >= 4)
 		index = priv->reg.wep_index;
 	if (priv->reg.privacy_invoked) {
 		enc->flags &= ~IW_ENCODE_DISABLED;
@@ -1860,7 +1860,7 @@ static int ks_wlan_set_power_mgmt(struct net_device *dev,
 		return -EINVAL;
 
 	if ((*uwrq == POWER_MGMT_SAVE1 || *uwrq == POWER_MGMT_SAVE2) &&
-	    (priv->reg.operation_mode != MODE_INFRASTRUCTURE))
+	    priv->reg.operation_mode != MODE_INFRASTRUCTURE)
 		return -EINVAL;
 
 	priv->reg.power_mgmt = *uwrq;