Remove typecast in the call to kfree as it is not needed.
Issue found using the below coccinelle script,
@@
type t1;
expression e;
@@
-kfree((t1 *)e);
+kfree(e);
Signed-off-by: Nachammai Karuppiah <nachukannan@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Link: https://lore.kernel.org/r/1570511353-64646-1-git-send-email-nachukannan@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
                        + sizeof(struct ieee80211_channel)*RTW_2G_CHANNELS_NUM
                        + sizeof(struct ieee80211_rate)*RTW_G_RATES_NUM;
        }
-       kfree((u8 *)spt_band);
+       kfree(spt_band);
 }
 
 static const struct ieee80211_txrx_stypes
        }
 
 addkey_end:
-       kfree((u8 *)param);
+       kfree(param);
 
        return ret;
 
                        ret = -EOPNOTSUPP ;
                }
 
-               kfree((u8 *)pwep);
+               kfree(pwep);
 
                if (ret < 0)
                        goto exit;
 
 out:
        if (ret && mon_wdev) {
-               kfree((u8 *)mon_wdev);
+               kfree(mon_wdev);
                mon_wdev = NULL;
        }
 
 
        wiphy_free(wdev->wiphy);
 
-       kfree((u8 *)wdev);
+       kfree(wdev);
 }
 
 void rtw_wdev_unregister(struct wireless_dev *wdev)
 
        DBG_871X(FUNC_NDEV_FMT "\n", FUNC_NDEV_ARG(ndev));
 
        if (ndev->ieee80211_ptr)
-               kfree((u8 *)ndev->ieee80211_ptr);
+               kfree(ndev->ieee80211_ptr);
 }
 
 void rtw_dev_unload(struct adapter *padapter)