The region set by the call to memset, immediately overwritten by the
subsequent call to memcpy and thus makes the memset redundant
Signed-off-by: Shyam Saini <mayhs11saini@xxxxxxxxx>
---
drivers/scsi/bfa/bfa_ioc.c | 1 -
drivers/scsi/megaraid/megaraid_sas_fusion.c | 2 --
drivers/scsi/qla4xxx/ql4_os.c | 1 -
3 files changed, 4 deletions(-)
diff --git a/drivers/scsi/bfa/bfa_ioc.c b/drivers/scsi/bfa/bfa_ioc.c
index a1ada4a..a3aa8d3 100644
--- a/drivers/scsi/bfa/bfa_ioc.c
+++ b/drivers/scsi/bfa/bfa_ioc.c
@@ -2763,7 +2763,6 @@ bfa_ioc_get_type(struct bfa_ioc_s *ioc)
void
bfa_ioc_get_adapter_serial_num(struct bfa_ioc_s *ioc, char *serial_num)
{
- memset((void *)serial_num, 0, BFA_ADAPTER_SERIAL_NUM_LEN);
memcpy((void *)serial_num,
(void *)ioc->attr->brcd_serialnum,
BFA_ADAPTER_SERIAL_NUM_LEN);
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index 24778ba..32102f6 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -1406,8 +1406,6 @@ map_cmd_status(struct megasas_cmd_fusion *cmd, u8 status, u8 ext_status)
cmd->scmd->result = (DID_OK << 16) | ext_status;
if (ext_status == SAM_STAT_CHECK_CONDITION) {
- memset(cmd->scmd->sense_buffer, 0,
- SCSI_SENSE_BUFFERSIZE);
memcpy(cmd->scmd->sense_buffer, cmd->sense,
SCSI_SENSE_BUFFERSIZE);
cmd->scmd->result |= DRIVER_SENSE << 24;
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 9fbb33f..21c1c78 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -619,7 +619,6 @@ static void qla4xxx_create_chap_list(struct scsi_qla_host *ha)
goto exit_chap_list;
}
- memset(ha->chap_list, 0, chap_size);
memcpy(ha->chap_list, chap_flash_data, chap_size);
exit_chap_list:
--
2.7.4
--
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