qcacld-3.0: Remove unused function hdd_get_peer_idx

Currently the function hdd_get_peer_idx is not being called from
anywhere. As the use of sta_id is being depreceted, the function can be
safely removed.

Clean up the unused function.

Change-Id: I6896d03ad2e8b427147e2259b737836cd3f44ca0
CRs-Fixed: 2484699

core/hdd/inc/wlan_hdd_tx_rx.h

@@ -275,9 +275,6 @@ static inline void
 {}
 #endif /* QCA_HL_NETDEV_FLOW_CONTROL */
 
-int hdd_get_peer_idx(struct hdd_station_ctx *sta_ctx,
-		     struct qdf_mac_addr *addr);
-
 const char *hdd_reason_type_to_string(enum netif_reason_type reason);
 const char *hdd_action_type_to_string(enum netif_action_type action);
 

core/hdd/src/wlan_hdd_tx_rx.c

@@ -1427,30 +1427,6 @@ static QDF_STATUS hdd_mon_rx_packet_cbk(void *context, qdf_nbuf_t rxbuf)
 }
 #endif
 
-/**
- * hdd_get_peer_idx() - Get the idx for given address in peer table
- * @sta_ctx: pointer to HDD Station Context
- * @addr: pointer to Peer Mac address
- *
- * Return: index when success else INVALID_PEER_IDX
- */
-int hdd_get_peer_idx(struct hdd_station_ctx *sta_ctx,
-		     struct qdf_mac_addr *addr)
-{
-	uint8_t idx;
-
-	for (idx = 0; idx < MAX_PEERS; idx++) {
-		if (sta_ctx->conn_info.sta_id[idx] == HDD_WLAN_INVALID_STA_ID)
-			continue;
-		if (qdf_mem_cmp(&sta_ctx->conn_info.peer_macaddr[idx],
-				addr, sizeof(struct qdf_mac_addr)))
-			continue;
-		return idx;
-	}
-
-	return INVALID_PEER_IDX;
-}
-
 /*
  * hdd_is_mcast_replay() - checks if pkt is multicast replay
  * @skb: packet skb