staging: r8188eu: remove unnecessary memset in r8188eu

psetauthparm and precvpriv->pallocated_recv_buf are allocated by kzalloc().
It is unnecessary to call memset again.

Signed-off-by: Wan Jiabing <wanjiabing@vivo.com>
Link: https://lore.kernel.org/r/20220318092459.519225-1-wanjiabing@vivo.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/core/rtw_mlme.c

@@ -1521,7 +1521,6 @@ int rtw_set_auth(struct adapter *adapter, struct security_priv *psecuritypriv)
 		res = _FAIL;
 		goto exit;
 	}
-	memset(psetauthparm, 0, sizeof(struct setauth_parm));
 	psetauthparm->mode = (unsigned char)psecuritypriv->dot11AuthAlgrthm;
 	pcmd->cmdcode = _SetAuth_CMD_;
 	pcmd->parmbuf = (unsigned char *)psetauthparm;

drivers/staging/r8188eu/hal/rtl8188eu_recv.c

@@ -31,7 +31,6 @@ int	rtl8188eu_init_recv_priv(struct adapter *padapter)
 		res = _FAIL;
 		goto exit;
 	}
-	memset(precvpriv->pallocated_recv_buf, 0, NR_RECVBUFF * sizeof(struct recv_buf) + 4);
 
 	precvpriv->precv_buf = (u8 *)N_BYTE_ALIGMENT((size_t)(precvpriv->pallocated_recv_buf), 4);