diff --git a/drivers/net/wireless/hostap/hostap_80211_tx.c b/drivers/net/wireless/hostap/hostap_80211_tx.c
index 4a85e63..a881212 100644
--- a/drivers/net/wireless/hostap/hostap_80211_tx.c
+++ b/drivers/net/wireless/hostap/hostap_80211_tx.c
@@ -299,8 +299,8 @@
 
 
 /* Called only from software IRQ */
-struct sk_buff * hostap_tx_encrypt(struct sk_buff *skb,
-				   struct ieee80211_crypt_data *crypt)
+static struct sk_buff * hostap_tx_encrypt(struct sk_buff *skb,
+					  struct ieee80211_crypt_data *crypt)
 {
 	struct hostap_interface *iface;
 	local_info_t *local;
@@ -317,7 +317,7 @@
 	}
 
 	if (local->tkip_countermeasures &&
-	    crypt && crypt->ops && strcmp(crypt->ops->name, "TKIP") == 0) {
+	    strcmp(crypt->ops->name, "TKIP") == 0) {
 		hdr = (struct ieee80211_hdr_4addr *) skb->data;
 		if (net_ratelimit()) {
 			printk(KERN_DEBUG "%s: TKIP countermeasures: dropped "
@@ -535,5 +535,4 @@
 
 
 EXPORT_SYMBOL(hostap_dump_tx_80211);
-EXPORT_SYMBOL(hostap_tx_encrypt);
 EXPORT_SYMBOL(hostap_master_start_xmit);