more whitespace cleanup

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

net/iwconfig.sh.Linux.in

@@ -47,7 +47,7 @@ _get_ssid()
 
 _get_ap_mac_address()
 {
-	local mac="$(iwgetid --raw --ap "${IFACE}")" 
+	local mac="$(iwgetid --raw --ap "${IFACE}")"
 	case "${mac}" in
 		"00:00:00:00:00:00") return 1;;
 		"44:44:44:44:44:44") return 1;;
@@ -163,7 +163,7 @@ iwconfig_setup_specific()
 	local key=$(iwconfig_get_wep_key)
 
 	iwconfig_set_mode "${mode}"
-	
+
 	# Now set the key
 	if ! eval iwconfig "${IFACE}" key "${key}"; then
 		if [ "${key}" != "off" ]; then
@@ -185,10 +185,10 @@ iwconfig_setup_specific()
 		ewarn "${IFACE} does not support setting the channel to \"${channel:-3}\""
 		return 1
 	fi
-	
+
 	# Finally apply the user Config
 	iwconfig_user_config
-	
+
 	iwconfig_report
 	return 0
 }
@@ -226,7 +226,7 @@ iwconfig_wait_for_association()
 					/proc/net/wireless)" != "0" ] && return 0
 			fi
 		fi
-		
+
 		sleep 1
 		[ ${timeout} -eq 0 ] && continue
 		i=$((${i} +  1))
@@ -281,7 +281,7 @@ iwconfig_associate()
 		iwconfig "${IFACE}" freq "${freq}"
 	fi
 	[ -n "${mac}" ] && iwconfig "${IFACE}" ap "${mac}"
-	
+
 	# Finally apply the user Config
 	iwconfig_user_config
 
@@ -377,10 +377,10 @@ iwconfig_scan()
 	for line; do
 		case "${line}" in
 			*Address:*)
-				APS=$((${APS} + 1)) 
+				APS=$((${APS} + 1))
 				eval MAC_${APS}="\""$(echo "${line#*: }" | tr '[:lower:]' '[:upper:]')"\""
 				eval QUALITY_${APS}=0
-				;;	
+				;;
 			*ESSID:*)
 				x=${line#*\"}
 				x=${x%*\"}
@@ -455,7 +455,7 @@ iwconfig_scan()
 				eval a=\$QUALITY_${i}
 				eval b=\$QUALITY_${k}
 				local u=${k}
-				# We need to split this into two tests, otherwise bash errors 
+				# We need to split this into two tests, otherwise bash errors
 				[ -n "${a}" -a -n "${b}" ] && [ "${a}" -lt "${b}" ] && u=${i}
 				unset MAC_${u} SSID_${u} MODE_${u} CHAN_${u} QUALITY_${u} ENC_${u}
 			fi
@@ -581,7 +581,7 @@ iwconfig_connect_not_preferred()
 					break
 				fi
 			done
-	
+
 			if ! ${pref}; then
 				SSID=${e}
 				eval mode=\$MODE_${i}
@@ -711,10 +711,10 @@ iwconfig_pre_start()
 	# wait if our scan returns nothing
 	LC_ALL=C iwconfig "${IFACE}" | sed -e '1d' | grep -q "Tx-Power=off"
 	local txpowerwasoff=$?
-	
+
 	iwconfig_defaults
 	iwconfig_user_config
-	
+
 	# Set the base metric to be 2000
 	metric=2000