wireless: consolidate on a single escape_essid implementation

Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/libertas/debugfs.c b/drivers/net/wireless/libertas/debugfs.c
index 5f6bee4..8493320 100644
--- a/drivers/net/wireless/libertas/debugfs.c
+++ b/drivers/net/wireless/libertas/debugfs.c
@@ -5,6 +5,7 @@
 #include <linux/mm.h>
 #include <linux/string.h>
 #include <net/iw_handler.h>
+#include <net/lib80211.h>
 
 #include "dev.h"
 #include "decl.h"
@@ -85,7 +86,7 @@
 				spectrum_mgmt ? 'S' : ' ');
 		pos += snprintf(buf+pos, len-pos, " %04d |", SCAN_RSSI(iter_bss->rssi));
 		pos += snprintf(buf+pos, len-pos, " %s\n",
-		                escape_essid(iter_bss->ssid, iter_bss->ssid_len));
+		                escape_ssid(iter_bss->ssid, iter_bss->ssid_len));
 
 		numscansdone++;
 	}