linux-kernel - [PATCH] staging: rtl8188eu: remove unnecessary call to memset

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Message-Id: <1503918362-9253-1-git-send-email-himanshujha199640@gmail.com>
Date:   Mon, 28 Aug 2017 16:36:02 +0530
From:   Himanshu Jha <himanshujha199640@...il.com>
To:     gregkh@...uxfoundation.org
Cc:     insafonov@...il.com, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org,
        Himanshu Jha <himanshujha199640@...il.com>
Subject: [PATCH] staging: rtl8188eu: remove unnecessary call to memset

call to memset to assign 0 value immediately after allocating
memory with kzalloc is unnecesaary as kzalloc allocates the memory
filled with 0 value.

Signed-off-by: Himanshu Jha <himanshujha199640@...il.com>
---
 drivers/staging/rtl8188eu/core/rtw_mlme.c      | 3 ---
 drivers/staging/rtl8188eu/os_dep/ioctl_linux.c | 2 --
 2 files changed, 5 deletions(-)

diff --git a/drivers/staging/rtl8188eu/core/rtw_mlme.c b/drivers/staging/rtl8188eu/core/rtw_mlme.c
index fde3060..7397167 100644
--- a/drivers/staging/rtl8188eu/core/rtw_mlme.c
+++ b/drivers/staging/rtl8188eu/core/rtw_mlme.c
@@ -1566,7 +1566,6 @@ 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;
@@ -1601,8 +1600,6 @@ int rtw_set_key(struct adapter *adapter, struct security_priv *psecuritypriv, in
 		goto err_free_cmd;
 	}
 
-	memset(psetkeyparm, 0, sizeof(struct setkey_parm));
-
 	if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) {
 		psetkeyparm->algorithm = (unsigned char)psecuritypriv->dot118021XGrpPrivacy;
 		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,
diff --git a/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c b/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c
index 763eccd..c0664dc 100644
--- a/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c
+++ b/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c
@@ -2166,8 +2166,6 @@ static int set_group_key(struct adapter *padapter, u8 *key, u8 alg, int keyid)
 		goto exit;
 	}
 
-	memset(psetkeyparm, 0, sizeof(struct setkey_parm));
-
 	psetkeyparm->keyid = (u8)keyid;
 
 	psetkeyparm->algorithm = alg;
-- 
2.7.4