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path: root/drivers/scsi/pm8001/pm80xx_hwi.c
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Diffstat (limited to 'drivers/scsi/pm8001/pm80xx_hwi.c')
-rw-r--r--drivers/scsi/pm8001/pm80xx_hwi.c48
1 files changed, 35 insertions, 13 deletions
diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c
index d70587f96184..b06443a0db2d 100644
--- a/drivers/scsi/pm8001/pm80xx_hwi.c
+++ b/drivers/scsi/pm8001/pm80xx_hwi.c
@@ -856,6 +856,8 @@ pm80xx_set_thermal_config(struct pm8001_hba_info *pm8001_ha)
 	payload.cfg_pg[1] = (LTEMPHIL << 24) | (RTEMPHIL << 8);
 
 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
+	if (rc)
+		pm8001_tag_free(pm8001_ha, tag);
 	return rc;
 
 }
@@ -936,6 +938,8 @@ pm80xx_set_sas_protocol_timer_config(struct pm8001_hba_info *pm8001_ha)
 			 sizeof(SASProtocolTimerConfig_t));
 
 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
+	if (rc)
+		pm8001_tag_free(pm8001_ha, tag);
 
 	return rc;
 }
@@ -948,7 +952,7 @@ static int
 pm80xx_get_encrypt_info(struct pm8001_hba_info *pm8001_ha)
 {
 	u32 scratch3_value;
-	int ret;
+	int ret = -1;
 
 	/* Read encryption status from SCRATCH PAD 3 */
 	scratch3_value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
@@ -982,7 +986,7 @@ pm80xx_get_encrypt_info(struct pm8001_hba_info *pm8001_ha)
 		pm8001_ha->encrypt_info.status = 0xFFFFFFFF;
 		pm8001_ha->encrypt_info.cipher_mode = 0;
 		pm8001_ha->encrypt_info.sec_mode = 0;
-		return 0;
+		ret = 0;
 	} else if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) ==
 				SCRATCH_PAD3_ENC_DIS_ERR) {
 		pm8001_ha->encrypt_info.status =
@@ -1004,7 +1008,6 @@ pm80xx_get_encrypt_info(struct pm8001_hba_info *pm8001_ha)
 			scratch3_value, pm8001_ha->encrypt_info.cipher_mode,
 			pm8001_ha->encrypt_info.sec_mode,
 			pm8001_ha->encrypt_info.status));
-		ret = -1;
 	} else if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) ==
 				 SCRATCH_PAD3_ENC_ENA_ERR) {
 
@@ -1028,7 +1031,6 @@ pm80xx_get_encrypt_info(struct pm8001_hba_info *pm8001_ha)
 			scratch3_value, pm8001_ha->encrypt_info.cipher_mode,
 			pm8001_ha->encrypt_info.sec_mode,
 			pm8001_ha->encrypt_info.status));
-		ret = -1;
 	}
 	return ret;
 }
@@ -1059,6 +1061,8 @@ static int pm80xx_encrypt_update(struct pm8001_hba_info *pm8001_ha)
 					KEK_MGMT_SUBOP_KEYCARDUPDATE);
 
 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
+	if (rc)
+		pm8001_tag_free(pm8001_ha, tag);
 
 	return rc;
 }
@@ -1383,8 +1387,10 @@ static void pm80xx_send_abort_all(struct pm8001_hba_info *pm8001_ha,
 	task->task_done = pm8001_task_done;
 
 	res = pm8001_tag_alloc(pm8001_ha, &ccb_tag);
-	if (res)
+	if (res) {
+		sas_free_task(task);
 		return;
+	}
 
 	ccb = &pm8001_ha->ccb_info[ccb_tag];
 	ccb->device = pm8001_ha_dev;
@@ -1399,7 +1405,10 @@ static void pm80xx_send_abort_all(struct pm8001_hba_info *pm8001_ha,
 	task_abort.tag = cpu_to_le32(ccb_tag);
 
 	ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &task_abort, 0);
-
+	if (ret) {
+		sas_free_task(task);
+		pm8001_tag_free(pm8001_ha, ccb_tag);
+	}
 }
 
 static void pm80xx_send_read_log(struct pm8001_hba_info *pm8001_ha,
@@ -1426,6 +1435,7 @@ static void pm80xx_send_read_log(struct pm8001_hba_info *pm8001_ha,
 
 	res = pm8001_tag_alloc(pm8001_ha, &ccb_tag);
 	if (res) {
+		sas_free_task(task);
 		PM8001_FAIL_DBG(pm8001_ha,
 			pm8001_printk("cannot allocate tag !!!\n"));
 		return;
@@ -1436,15 +1446,16 @@ static void pm80xx_send_read_log(struct pm8001_hba_info *pm8001_ha,
 	*/
 	dev = kzalloc(sizeof(struct domain_device), GFP_ATOMIC);
 	if (!dev) {
+		sas_free_task(task);
+		pm8001_tag_free(pm8001_ha, ccb_tag);
 		PM8001_FAIL_DBG(pm8001_ha,
 			pm8001_printk("Domain device cannot be allocated\n"));
-		sas_free_task(task);
 		return;
-	} else {
-		task->dev = dev;
-		task->dev->lldd_dev = pm8001_ha_dev;
 	}
 
+	task->dev = dev;
+	task->dev->lldd_dev = pm8001_ha_dev;
+
 	ccb = &pm8001_ha->ccb_info[ccb_tag];
 	ccb->device = pm8001_ha_dev;
 	ccb->ccb_tag = ccb_tag;
@@ -1469,7 +1480,11 @@ static void pm80xx_send_read_log(struct pm8001_hba_info *pm8001_ha,
 	memcpy(&sata_cmd.sata_fis, &fis, sizeof(struct host_to_dev_fis));
 
 	res = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd, 0);
-
+	if (res) {
+		sas_free_task(task);
+		pm8001_tag_free(pm8001_ha, ccb_tag);
+		kfree(dev);
+	}
 }
 
 /**
@@ -3815,7 +3830,10 @@ static int pm80xx_chip_smp_req(struct pm8001_hba_info *pm8001_ha,
 
 	build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag,
 				&smp_cmd, pm8001_ha->smp_exp_mode, length);
-	pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, (u32 *)&smp_cmd, 0);
+	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc,
+					(u32 *)&smp_cmd, 0);
+	if (rc)
+		goto err_out_2;
 	return 0;
 
 err_out_2:
@@ -4406,6 +4424,8 @@ static int pm80xx_chip_reg_dev_req(struct pm8001_hba_info *pm8001_ha,
 		SAS_ADDR_SIZE);
 
 	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
+	if (rc)
+		pm8001_tag_free(pm8001_ha, tag);
 
 	return rc;
 }
@@ -4484,7 +4504,9 @@ void mpi_set_phy_profile_req(struct pm8001_hba_info *pm8001_ha,
 		payload.reserved[j] =  cpu_to_le32(*((u32 *)buf + i));
 		j++;
 	}
-	pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
+	rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
+	if (rc)
+		pm8001_tag_free(pm8001_ha, tag);
 }
 
 void pm8001_set_phy_profile(struct pm8001_hba_info *pm8001_ha,