linux-kernel - [PATCH] Staging: rtl8188eu: Replaced kzalloc and memcpy combination with kmemdup

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Date:	Mon, 30 Mar 2015 15:11:25 +0000
From:	"Dhere, Chaitanya (C.)" <cvijaydh@...teon.com>
To:	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"navin.patidar@...il.com" <navin.patidar@...il.com>,
	"vthakkar1994@...il.com" <vthakkar1994@...il.com>,
	"tapaswenipathak@...il.com" <tapaswenipathak@...il.com>,
	"dan.carpenter@...cle.com" <dan.carpenter@...cle.com>,
	"abelmoyo.ab@...il.com" <abelmoyo.ab@...il.com>
CC:	"devel@...verdev.osuosl.org" <devel@...verdev.osuosl.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH] Staging: rtl8188eu: Replaced kzalloc and memcpy combination
 with kmemdup

This change was detected with the help of coccinelle tool.
It performs the same function as kzalloc amd memcpy.

Signed-off-by: Chaitanya Dhere <cvijaydh@...teon.com>
---
 drivers/staging/rtl8188eu/core/rtw_mlme_ext.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/rtl8188eu/core/rtw_mlme_ext.c b/drivers/staging/rtl8188eu/core/rtw_mlme_ext.c
index 86d955f..07ae6cf 100644
--- a/drivers/staging/rtl8188eu/core/rtw_mlme_ext.c
+++ b/drivers/staging/rtl8188eu/core/rtw_mlme_ext.c
@@ -5431,15 +5431,14 @@ u8 set_tx_beacon_cmd(struct adapter *padapter)
 		goto exit;
 	}
 
-	ptxBeacon_parm = kzalloc(sizeof(struct wlan_bssid_ex), GFP_KERNEL);
+	ptxBeacon_parm = kmemdup(&(pmlmeinfo->network),
+				 sizeof(struct wlan_bssid_ex), GFP_KERNEL);
 	if (ptxBeacon_parm == NULL) {
 		kfree(ph2c);
 		res = _FAIL;
 		goto exit;
 	}
 
-	memcpy(ptxBeacon_parm, &(pmlmeinfo->network), sizeof(struct wlan_bssid_ex));
-
 	len_diff = update_hidden_ssid(ptxBeacon_parm->IEs+_BEACON_IE_OFFSET_,
 				      ptxBeacon_parm->IELength-_BEACON_IE_OFFSET_,
 				      pmlmeinfo->hidden_ssid_mode);
-- 
1.9.1
--
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