libertas: convert SET_WEP to a direct command

Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 20 insertions, 37 deletions

diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c
index 3d9ad0ec9542..05e25cef5fe3 100644
--- a/drivers/net/wireless/libertas/cmd.c
+++ b/drivers/net/wireless/libertas/cmd.c
@@ -240,74 +240,61 @@ int lbs_cmd_802_11_sleep_params(struct lbs_private *priv, uint16_t cmd_action,
 	return 0;
 }
 
-static int lbs_cmd_802_11_set_wep(struct lbs_private *priv,
-                                   struct cmd_ds_command *cmd,
-                                   u32 cmd_act,
-                                   void * pdata_buf)
+int lbs_cmd_802_11_set_wep(struct lbs_private *priv, uint16_t cmd_action,
+			   struct assoc_request *assoc)
 {
-	struct cmd_ds_802_11_set_wep *wep = &cmd->params.wep;
+	struct cmd_ds_802_11_set_wep cmd;
 	int ret = 0;
-	struct assoc_request * assoc_req = pdata_buf;
 
 	lbs_deb_enter(LBS_DEB_CMD);
 
-	cmd->command = cpu_to_le16(CMD_802_11_SET_WEP);
-	cmd->size = cpu_to_le16(sizeof(*wep) + S_DS_GEN);
-
-	if (cmd_act == CMD_ACT_ADD) {
-		int i;
+	cmd.hdr.command = cpu_to_le16(CMD_802_11_SET_WEP);
+	cmd.hdr.size = cpu_to_le16(sizeof(cmd));
 
-		if (!assoc_req) {
-			lbs_deb_cmd("Invalid association request!\n");
-			ret = -1;
-			goto done;
-		}
+	cmd.action = cpu_to_le16(cmd_action);
 
-		wep->action = cpu_to_le16(CMD_ACT_ADD);
+	if (cmd_action == CMD_ACT_ADD) {
+		int i;
 
 		/* default tx key index */
-		wep->keyindex = cpu_to_le16((u16)(assoc_req->wep_tx_keyidx &
-						  (u32)CMD_WEP_KEY_INDEX_MASK));
+		cmd.keyindex = cpu_to_le16(assoc->wep_tx_keyidx &
+					   CMD_WEP_KEY_INDEX_MASK);
 
 		/* Copy key types and material to host command structure */
 		for (i = 0; i < 4; i++) {
-			struct enc_key * pkey = &assoc_req->wep_keys[i];
+			struct enc_key *pkey = &assoc->wep_keys[i];
 
 			switch (pkey->len) {
 			case KEY_LEN_WEP_40:
-				wep->keytype[i] = CMD_TYPE_WEP_40_BIT;
-				memmove(&wep->keymaterial[i], pkey->key,
-				        pkey->len);
+				cmd.keytype[i] = CMD_TYPE_WEP_40_BIT;
+				memmove(cmd.keymaterial[i], pkey->key, pkey->len);
 				lbs_deb_cmd("SET_WEP: add key %d (40 bit)\n", i);
 				break;
 			case KEY_LEN_WEP_104:
-				wep->keytype[i] = CMD_TYPE_WEP_104_BIT;
-				memmove(&wep->keymaterial[i], pkey->key,
-				        pkey->len);
+				cmd.keytype[i] = CMD_TYPE_WEP_104_BIT;
+				memmove(cmd.keymaterial[i], pkey->key, pkey->len);
 				lbs_deb_cmd("SET_WEP: add key %d (104 bit)\n", i);
 				break;
 			case 0:
 				break;
 			default:
 				lbs_deb_cmd("SET_WEP: invalid key %d, length %d\n",
-				       i, pkey->len);
+					    i, pkey->len);
 				ret = -1;
 				goto done;
 				break;
 			}
 		}
-	} else if (cmd_act == CMD_ACT_REMOVE) {
+	} else if (cmd_action == CMD_ACT_REMOVE) {
 		/* ACT_REMOVE clears _all_ WEP keys */
-		wep->action = cpu_to_le16(CMD_ACT_REMOVE);
 
 		/* default tx key index */
-		wep->keyindex = cpu_to_le16((u16)(priv->wep_tx_keyidx &
-						  (u32)CMD_WEP_KEY_INDEX_MASK));
+		cmd.keyindex = cpu_to_le16(priv->wep_tx_keyidx &
+					   CMD_WEP_KEY_INDEX_MASK);
 		lbs_deb_cmd("SET_WEP: remove key %d\n", priv->wep_tx_keyidx);
 	}
 
-	ret = 0;
-
+	ret = lbs_cmd_with_response(priv, CMD_802_11_SET_WEP, &cmd);
 done:
 	lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
 	return ret;
@@ -1422,10 +1409,6 @@ int lbs_prepare_and_send_command(struct lbs_private *priv,
 		ret = lbs_cmd_80211_deauthenticate(priv, cmdptr);
 		break;
 
-	case CMD_802_11_SET_WEP:
-		ret = lbs_cmd_802_11_set_wep(priv, cmdptr, cmd_action, pdata_buf);
-		break;
-
 	case CMD_802_11_AD_HOC_START:
 		ret = lbs_cmd_80211_ad_hoc_start(priv, cmdptr, pdata_buf);
 		break;