ath5k: qualify global modparam_nohwcrypt variable

Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath5k/base.c

@@ -61,8 +61,8 @@
 #include "debug.h"
 #include "ani.h"
 
-int modparam_nohwcrypt;
-module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO);
+int ath5k_modparam_nohwcrypt;
+module_param_named(nohwcrypt, ath5k_modparam_nohwcrypt, bool, S_IRUGO);
 MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption.");
 
 static int modparam_all_channels;

drivers/net/wireless/ath/ath5k/mac80211-ops.c

@@ -46,7 +46,7 @@
 #include "base.h"
 #include "reg.h"
 
-extern int modparam_nohwcrypt;
+extern int ath5k_modparam_nohwcrypt;
 
 /* functions used from base.c */
 void set_beacon_filter(struct ieee80211_hw *hw, bool enable);
@@ -485,7 +485,7 @@ ath5k_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
 	struct ath_common *common = ath5k_hw_common(ah);
 	int ret = 0;
 
-	if (modparam_nohwcrypt)
+	if (ath5k_modparam_nohwcrypt)
 		return -EOPNOTSUPP;
 
 	switch (key->cipher) {