Snap for 7944517 from ef79d4cb to sc-v2-release

Change-Id: I85994a0764d490500f5e07d283adcc1f9b2b67bc

qcwcn/wifi_hal/pkt_stats.h

@@ -49,6 +49,7 @@
 #define PKTLOG_TYPE_MAX             12
 #define BW_OFFSET 8
 #define INVALID_RSSI 255
+#define INVALID_RATE_CODE 0xff
 
 /* Based on pkt log V2, this type of event will triggered */
 #define PKTLOG_TYPE_PKT_SW_EVENT    10

qcwcn/wifi_hal/wifilogger_diag.cpp

@@ -2338,6 +2338,7 @@ static wifi_error parse_stats_sw_event(hal_info *info,
                        node_pkt_t.qos_ctrl = *((u8*)(node_pkt_data + QOS_CTRL_OFFSET));
                        rb_pkt_stats->tid = node_pkt_t.qos_ctrl & 0xF;
                        rb_pkt_stats->MCS = get_tx_mcs_v1(node_pkt_data);
+                       if ((rb_pkt_stats->MCS & INVALID_RATE_CODE) != INVALID_RATE_CODE)
                            rb_pkt_stats->last_transmit_rate = get_rate_v1(rb_pkt_stats->MCS);
                        node_pkt_t.bmap_failed = *((u64*)(node_pkt_data + BMAP_FAILED_OFFSET));
                        node_pkt_t.bmap_enqueued = *((u64*)(node_pkt_data + BMAP_ENQUEUED_OFFSET));