3 files changed, 31 insertions, 1 deletions
diff --git a/drivers/net/wireless/Kconfig b/drivers/net/wireless/Kconfig
index 9cba8ea58ca8..3c8cf682e9bd 100644
--- a/drivers/net/wireless/Kconfig
+++ b/drivers/net/wireless/Kconfig
@@ -271,7 +271,6 @@ config LIBERTAS
 	tristate "Marvell 8xxx Libertas WLAN driver support"
 	depends on WLAN_80211
 	select WIRELESS_EXT
-	select IEEE80211
 	select FW_LOADER
 	---help---
 	  A library for Marvell Libertas 8xxx devices.
diff --git a/drivers/net/wireless/libertas/decl.h b/drivers/net/wireless/libertas/decl.h
index cadc59d7f77f..1ca747b28ef5 100644
--- a/drivers/net/wireless/libertas/decl.h
+++ b/drivers/net/wireless/libertas/decl.h
@@ -71,4 +71,9 @@ int lbs_stop_card(struct lbs_private *priv);
 void lbs_host_to_card_done(struct lbs_private *priv);
 
 int lbs_update_channel(struct lbs_private *priv);
+
+#ifndef CONFIG_IEEE80211
+const char *escape_essid(const char *essid, u8 essid_len);
+#endif
+
 #endif
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index efff63fb6b66..6c2af176da20 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -1559,6 +1559,32 @@ out:
 	return ret;
 }
 
+#ifndef CONFIG_IEEE80211
+const char *escape_essid(const char *essid, u8 essid_len)
+{
+	static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
+	const char *s = essid;
+	char *d = escaped;
+
+	if (ieee80211_is_empty_essid(essid, essid_len)) {
+		memcpy(escaped, "<hidden>", sizeof("<hidden>"));
+		return escaped;
+	}
+
+	essid_len = min(essid_len, (u8) IW_ESSID_MAX_SIZE);
+	while (essid_len--) {
+		if (*s == '\0') {
+			*d++ = '\\';
+			*d++ = '0';
+			s++;
+		} else {
+			*d++ = *s++;
+		}
+	}
+	*d = '\0';
+	return escaped;
+}
+#endif
 
 module_init(lbs_init_module);
 module_exit(lbs_exit_module);