kmalloc with memset can be replaced with kzalloc.

Signed-off-by: Hariprasad Kelam <hariprasad.ke...@gmail.com>
-----
changes in v2: Replace rtw_zmalloc with kzalloc
---
---
 drivers/staging/rtl8723bs/os_dep/ioctl_linux.c | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c 
b/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c
index ea50ec424..e050f20 100644
--- a/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c
+++ b/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c
@@ -477,14 +477,12 @@ static int wpa_set_encryption(struct net_device *dev, 
struct ieee_param *param,
                if (wep_key_len > 0) {
                        wep_key_len = wep_key_len <= 5 ? 5 : 13;
                        wep_total_len = wep_key_len + FIELD_OFFSET(struct 
ndis_802_11_wep, KeyMaterial);
-                       pwep = rtw_malloc(wep_total_len);
+                       pwep = kzalloc(wep_total_len, GFP_KERNEL);
                        if (pwep == NULL) {
                                RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_err_, 
(" wpa_set_encryption: pwep allocate fail !!!\n"));
                                goto exit;
                        }
 
-                       memset(pwep, 0, wep_total_len);
-
                        pwep->KeyLength = wep_key_len;
                        pwep->Length = wep_total_len;
 
@@ -2142,12 +2140,10 @@ static int rtw_wx_set_enc_ext(struct net_device *dev,
        int ret = 0;
 
        param_len = sizeof(struct ieee_param) + pext->key_len;
-       param = rtw_malloc(param_len);
+       param = kzalloc(param_len, GFP_KERNEL);
        if (param == NULL)
                return -1;
 
-       memset(param, 0, param_len);
-
        param->cmd = IEEE_CMD_SET_ENCRYPTION;
        memset(param->sta_addr, 0xff, ETH_ALEN);
 
@@ -3513,14 +3509,12 @@ static int rtw_set_encryption(struct net_device *dev, 
struct ieee_param *param,
                if (wep_key_len > 0) {
                        wep_key_len = wep_key_len <= 5 ? 5 : 13;
                        wep_total_len = wep_key_len + FIELD_OFFSET(struct 
ndis_802_11_wep, KeyMaterial);
-                       pwep = rtw_malloc(wep_total_len);
+                       pwep = kzalloc(wep_total_len, GFP_KERNEL);
                        if (pwep == NULL) {
                                DBG_871X(" r871x_set_encryption: pwep allocate 
fail !!!\n");
                                goto exit;
                        }
 
-                       memset(pwep, 0, wep_total_len);
-
                        pwep->KeyLength = wep_key_len;
                        pwep->Length = wep_total_len;
 
-- 
2.7.4

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