[PATCH 1/2] staging: rtl8712: remove unnecessary return variables

From: Wambui Karuga
Date: Sat Oct 12 2019 - 18:20:23 EST


Remove variables that are only used to hold and return constants and
have the functions directly return the constants.

Issue found by coccinelle:
@@
local idexpression ret;
expression e;
@@

-ret =
+return
e;
-return ret;

Signed-off-by: Wambui Karuga <wambui.karugax@xxxxxxxxx>
---
drivers/staging/rtl8712/rtl871x_mp_ioctl.c | 46 +++++++++-------------
1 file changed, 19 insertions(+), 27 deletions(-)

diff --git a/drivers/staging/rtl8712/rtl871x_mp_ioctl.c b/drivers/staging/rtl8712/rtl871x_mp_ioctl.c
index aa8f8500cbb2..8af7892809ca 100644
--- a/drivers/staging/rtl8712/rtl871x_mp_ioctl.c
+++ b/drivers/staging/rtl8712/rtl871x_mp_ioctl.c
@@ -283,13 +283,12 @@ uint oid_rt_pro_stop_test_hdl(struct oid_par_priv *poid_par_priv)
{
struct _adapter *Adapter = (struct _adapter *)
(poid_par_priv->adapter_context);
- uint status = RNDIS_STATUS_SUCCESS;

if (poid_par_priv->type_of_oid != SET_OID)
return RNDIS_STATUS_NOT_ACCEPTED;
if (mp_stop_test(Adapter) == _FAIL)
- status = RNDIS_STATUS_NOT_ACCEPTED;
- return status;
+ return RNDIS_STATUS_NOT_ACCEPTED;
+ return RNDIS_STATUS_SUCCESS;
}

uint oid_rt_pro_set_channel_direct_call_hdl(struct oid_par_priv
@@ -350,64 +349,58 @@ uint oid_rt_pro_set_tx_power_control_hdl(
uint oid_rt_pro_query_tx_packet_sent_hdl(
struct oid_par_priv *poid_par_priv)
{
- uint status = RNDIS_STATUS_SUCCESS;
struct _adapter *Adapter = (struct _adapter *)
(poid_par_priv->adapter_context);

- if (poid_par_priv->type_of_oid != QUERY_OID) {
- status = RNDIS_STATUS_NOT_ACCEPTED;
- return status;
- }
+ if (poid_par_priv->type_of_oid != QUERY_OID)
+ return RNDIS_STATUS_NOT_ACCEPTED;
+
if (poid_par_priv->information_buf_len == sizeof(u32)) {
*(u32 *)poid_par_priv->information_buf =
Adapter->mppriv.tx_pktcount;
*poid_par_priv->bytes_rw = poid_par_priv->information_buf_len;
} else {
- status = RNDIS_STATUS_INVALID_LENGTH;
+ return RNDIS_STATUS_INVALID_LENGTH;
}
- return status;
+ return RNDIS_STATUS_SUCCESS;
}

uint oid_rt_pro_query_rx_packet_received_hdl(
struct oid_par_priv *poid_par_priv)
{
- uint status = RNDIS_STATUS_SUCCESS;
struct _adapter *Adapter = (struct _adapter *)
(poid_par_priv->adapter_context);

- if (poid_par_priv->type_of_oid != QUERY_OID) {
- status = RNDIS_STATUS_NOT_ACCEPTED;
- return status;
- }
+ if (poid_par_priv->type_of_oid != QUERY_OID)
+ return RNDIS_STATUS_NOT_ACCEPTED;
+
if (poid_par_priv->information_buf_len == sizeof(u32)) {
*(u32 *)poid_par_priv->information_buf =
Adapter->mppriv.rx_pktcount;
*poid_par_priv->bytes_rw = poid_par_priv->information_buf_len;
} else {
- status = RNDIS_STATUS_INVALID_LENGTH;
+ return RNDIS_STATUS_INVALID_LENGTH;
}
- return status;
+ return RNDIS_STATUS_SUCCESS;
}

uint oid_rt_pro_query_rx_packet_crc32_error_hdl(
struct oid_par_priv *poid_par_priv)
{
- uint status = RNDIS_STATUS_SUCCESS;
struct _adapter *Adapter = (struct _adapter *)
(poid_par_priv->adapter_context);

- if (poid_par_priv->type_of_oid != QUERY_OID) {
- status = RNDIS_STATUS_NOT_ACCEPTED;
- return status;
- }
+ if (poid_par_priv->type_of_oid != QUERY_OID)
+ return RNDIS_STATUS_NOT_ACCEPTED;
+
if (poid_par_priv->information_buf_len == sizeof(u32)) {
*(u32 *)poid_par_priv->information_buf =
Adapter->mppriv.rx_crcerrpktcount;
*poid_par_priv->bytes_rw = poid_par_priv->information_buf_len;
} else {
- status = RNDIS_STATUS_INVALID_LENGTH;
+ return RNDIS_STATUS_INVALID_LENGTH;
}
- return status;
+ return RNDIS_STATUS_SUCCESS;
}

uint oid_rt_pro_reset_tx_packet_sent_hdl(struct oid_par_priv
@@ -425,7 +418,6 @@ uint oid_rt_pro_reset_tx_packet_sent_hdl(struct oid_par_priv
uint oid_rt_pro_reset_rx_packet_received_hdl(struct oid_par_priv
*poid_par_priv)
{
- uint status = RNDIS_STATUS_SUCCESS;
struct _adapter *Adapter = (struct _adapter *)
(poid_par_priv->adapter_context);

@@ -435,9 +427,9 @@ uint oid_rt_pro_reset_rx_packet_received_hdl(struct oid_par_priv
Adapter->mppriv.rx_pktcount = 0;
Adapter->mppriv.rx_crcerrpktcount = 0;
} else {
- status = RNDIS_STATUS_INVALID_LENGTH;
+ return RNDIS_STATUS_INVALID_LENGTH;
}
- return status;
+ return RNDIS_STATUS_SUCCESS;
}

uint oid_rt_reset_phy_rx_packet_count_hdl(struct oid_par_priv
--
2.23.0