diff --git a/drivers/staging/wlan-ng/prism2mib.c b/drivers/staging/wlan-ng/prism2mib.c
index e1b2e47aae9b..5f3c7ea8ee4b 100644
--- a/drivers/staging/wlan-ng/prism2mib.c
+++ b/drivers/staging/wlan-ng/prism2mib.c
@@ -379,7 +379,7 @@ static int prism2mib_bytearea2pstr(struct mibrec *mib,
 				   void *data)
 {
 	int result;
-	p80211pstrd_t *pstr = (p80211pstrd_t *) data;
+	p80211pstrd_t *pstr = data;
 	u8 bytebuf[MIB_TMP_MAXLEN];
 
 	if (isget) {