staging: rtl8712: remove unnecessary return variables

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@gmail.com>
Link: https://lore.kernel.org/r/f61a0f036af24228c682c6b12c3a8e6cf6736185.1570918228.git.wambui.karugax@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/rtl8712/rtl871x_mp_ioctl.c b/drivers/staging/rtl8712/rtl871x_mp_ioctl.c
index aa8f850..8af7892 100644 (file)
--- 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