malloc error handling moved into one place.

Signed-off-by: Ivan Safonov <insafo...@gmail.com>
---
 drivers/staging/rtl8188eu/core/rtw_cmd.c | 67 +++++++-------------------------
 1 file changed, 13 insertions(+), 54 deletions(-)

diff --git a/drivers/staging/rtl8188eu/core/rtw_cmd.c 
b/drivers/staging/rtl8188eu/core/rtw_cmd.c
index 80c602e..c600a7e 100644
--- a/drivers/staging/rtl8188eu/core/rtw_cmd.c
+++ b/drivers/staging/rtl8188eu/core/rtw_cmd.c
@@ -564,31 +564,19 @@ u8 rtw_setopmode_cmd(struct adapter  *padapter, enum 
ndis_802_11_network_infra n
        struct  setopmode_parm *psetop;
 
        struct  cmd_priv   *pcmdpriv = &padapter->cmdpriv;
-       u8      res = _SUCCESS;
-
 
        ph2c = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL);
-       if (ph2c == NULL) {
-               res = false;
-               goto exit;
-       }
        psetop = kzalloc(sizeof(struct setopmode_parm), GFP_KERNEL);
-
-       if (psetop == NULL) {
+       if (!ph2c || !psetop) {
                kfree(ph2c);
-               res = false;
-               goto exit;
+               kfree(psetop);
+               return false;
        }
 
        init_h2fwcmd_w_parm_no_rsp(ph2c, psetop, _SetOpMode_CMD_);
        psetop->mode = (u8)networktype;
 
-       res = rtw_enqueue_cmd(pcmdpriv, ph2c);
-
-exit:
-
-
-       return res;
+       return rtw_enqueue_cmd(pcmdpriv, ph2c);
 }
 
 u8 rtw_setstakey_cmd(struct adapter *padapter, u8 *psta, u8 unicast_key)
@@ -601,28 +589,16 @@ u8 rtw_setstakey_cmd(struct adapter *padapter, u8 *psta, 
u8 unicast_key)
        struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
        struct security_priv *psecuritypriv = &padapter->securitypriv;
        struct sta_info *sta = (struct sta_info *)psta;
-       u8      res = _SUCCESS;
-
 
        ph2c = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL);
-       if (ph2c == NULL) {
-               res = _FAIL;
-               goto exit;
-       }
-
        psetstakey_para = kzalloc(sizeof(struct set_stakey_parm), GFP_KERNEL);
-       if (psetstakey_para == NULL) {
-               kfree(ph2c);
-               res = _FAIL;
-               goto exit;
-       }
-
        psetstakey_rsp = kzalloc(sizeof(struct set_stakey_rsp), GFP_KERNEL);
-       if (psetstakey_rsp == NULL) {
+
+       if (!ph2c || !psetstakey_para || !psetstakey_rsp) {
                kfree(ph2c);
                kfree(psetstakey_para);
-               res = _FAIL;
-               goto exit;
+               kfree(psetstakey_rsp);
+               return _FAIL;
        }
 
        init_h2fwcmd_w_parm_no_rsp(ph2c, psetstakey_para, _SetStaKey_CMD_);
@@ -644,12 +620,7 @@ u8 rtw_setstakey_cmd(struct adapter *padapter, u8 *psta, 
u8 unicast_key)
        /* jeff: set this because at least sw key is ready */
        padapter->securitypriv.busetkipkey = true;
 
-       res = rtw_enqueue_cmd(pcmdpriv, ph2c);
-
-exit:
-
-
-       return res;
+       return rtw_enqueue_cmd(pcmdpriv, ph2c);
 }
 
 u8 rtw_clearstakey_cmd(struct adapter *padapter, u8 *psta, u8 entry, u8 
enqueue)
@@ -1080,31 +1051,19 @@ u8 rtw_ps_cmd(struct adapter *padapter)
        struct drvextra_cmd_parm        *pdrvextra_cmd_parm;
        struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
 
-       u8      res = _SUCCESS;
-
        ppscmd = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC);
-       if (ppscmd == NULL) {
-               res = _FAIL;
-               goto exit;
-       }
-
        pdrvextra_cmd_parm = kzalloc(sizeof(struct drvextra_cmd_parm), 
GFP_ATOMIC);
-       if (pdrvextra_cmd_parm == NULL) {
+       if (!ppscmd || !pdrvextra_cmd_parm) {
                kfree(ppscmd);
-               res = _FAIL;
-               goto exit;
+               kfree(pdrvextra_cmd_parm);
+               return _FAIL;
        }
 
        pdrvextra_cmd_parm->ec_id = POWER_SAVING_CTRL_WK_CID;
        pdrvextra_cmd_parm->pbuf = NULL;
        init_h2fwcmd_w_parm_no_rsp(ppscmd, pdrvextra_cmd_parm, 
GEN_CMD_CODE(_Set_Drv_Extra));
 
-       res = rtw_enqueue_cmd(pcmdpriv, ppscmd);
-
-exit:
-
-
-       return res;
+       return rtw_enqueue_cmd(pcmdpriv, ppscmd);
 }
 
 #ifdef CONFIG_88EU_AP_MODE
-- 
2.4.10

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