pm8001: Fix to remove null pointer checks that could never happen

Removal of null pointer checks that could never happen
Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Acked-by: Suresh Thiagarajan <Suresh.Thiagarajan@pmcs.com>
Acked-by: Jack Wang <xjtuwjp@gmail.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>

drivers/scsi/pm8001/pm8001_hwi.c

@@ -4409,7 +4409,7 @@ static int pm8001_chip_sata_req(struct pm8001_hba_info *pm8001_ha,
 
 	/* Check for read log for failed drive and return */
 	if (sata_cmd.sata_fis.command == 0x2f) {
-		if (pm8001_ha_dev && ((pm8001_ha_dev->id & NCQ_READ_LOG_FLAG) ||
+		if (((pm8001_ha_dev->id & NCQ_READ_LOG_FLAG) ||
 			(pm8001_ha_dev->id & NCQ_ABORT_ALL_FLAG) ||
 			(pm8001_ha_dev->id & NCQ_2ND_RLE_FLAG))) {
 			struct task_status_struct *ts;