[PATCH] libertas: remove adapter->listeninterval

listeninterval was initialized with MRVDRV_DEFAULT_LISTEN_INTERVAL, but
there exists that would ever change it. So we can use this define directly.

Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/libertas/dev.h b/drivers/net/wireless/libertas/dev.h
index 16e7ec1..4738afa 100644
--- a/drivers/net/wireless/libertas/dev.h
+++ b/drivers/net/wireless/libertas/dev.h
@@ -287,7 +287,6 @@
 	u32 fragthsd;
 	u32 rtsthsd;
 
-	u16 listeninterval;
 	u8 txretrycount;
 
 	/** Tx-related variables (for single packet tx) */
diff --git a/drivers/net/wireless/libertas/join.c b/drivers/net/wireless/libertas/join.c
index 0bded0c..e335a7e 100644
--- a/drivers/net/wireless/libertas/join.c
+++ b/drivers/net/wireless/libertas/join.c
@@ -369,7 +369,7 @@
 	pos += sizeof(passo->peerstaaddr);
 
 	/* set the listen interval */
-	passo->listeninterval = cpu_to_le16(adapter->listeninterval);
+	passo->listeninterval = cpu_to_le16(MRVDRV_DEFAULT_LISTEN_INTERVAL);
 
 	pos += sizeof(passo->capability);
 	pos += sizeof(passo->listeninterval);
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index d227e45..d3316e4 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -1051,8 +1051,6 @@
 
 	adapter->psmode = WLAN802_11POWERMODECAM;
 
-	adapter->listeninterval = MRVDRV_DEFAULT_LISTEN_INTERVAL;
-
 	adapter->psstate = PS_STATE_FULL_POWER;
 	adapter->needtowakeup = 0;