On 12/01/2012 08:40 PM, Cyril Roelandt wrote:
These calls are followed by calls to memcpy() on the same memory area, so they
can be safely removed.

Signed-off-by: Cyril Roelandt <tipec...@gmail.com>
---
  drivers/staging/rtl8712/mlme_linux.c        |    2 --
  drivers/staging/rtl8712/rtl871x_cmd.c       |    1 -
  drivers/staging/rtl8712/rtl871x_ioctl_set.c |    2 --
  drivers/staging/rtl8712/rtl871x_mlme.c      |    5 -----
  4 files changed, 10 deletions(-)

Acked-by: Larry Finger <larry.fin...@lwfinger.net> (for r8712u)

Thanks,

Larry


diff --git a/drivers/staging/rtl8712/mlme_linux.c 
b/drivers/staging/rtl8712/mlme_linux.c
index 7279854..f569a70 100644
--- a/drivers/staging/rtl8712/mlme_linux.c
+++ b/drivers/staging/rtl8712/mlme_linux.c
@@ -106,8 +106,6 @@ void r8712_os_indicate_disconnect(struct _adapter *adapter)
                 * disconnect with AP for 60 seconds.
                 */

-               memset(&backupPMKIDList[0], 0x00, sizeof(
-                       struct RT_PMKID_LIST) * NUM_PMKID_CACHE);
                memcpy(&backupPMKIDList[0], &adapter->securitypriv.
                        PMKIDList[0], sizeof(struct RT_PMKID_LIST) *
                        NUM_PMKID_CACHE);
diff --git a/drivers/staging/rtl8712/rtl871x_cmd.c 
b/drivers/staging/rtl8712/rtl871x_cmd.c
index 31f31dbf..f16307f 100644
--- a/drivers/staging/rtl8712/rtl871x_cmd.c
+++ b/drivers/staging/rtl8712/rtl871x_cmd.c
@@ -525,7 +525,6 @@ u8 r8712_joinbss_cmd(struct _adapter  *padapter, struct 
wlan_network *pnetwork)
                kfree(pcmd);
                return _FAIL;
        }
-       memset(psecnetwork, 0, t_len);
        memcpy(psecnetwork, &pnetwork->network, t_len);
        auth = &psecuritypriv->authenticator_ie[0];
        psecuritypriv->authenticator_ie[0] = (unsigned char)
diff --git a/drivers/staging/rtl8712/rtl871x_ioctl_set.c 
b/drivers/staging/rtl8712/rtl871x_ioctl_set.c
index d3ab24e..53a7c8c 100644
--- a/drivers/staging/rtl8712/rtl871x_ioctl_set.c
+++ b/drivers/staging/rtl8712/rtl871x_ioctl_set.c
@@ -97,8 +97,6 @@ static u8 do_join(struct _adapter *padapter)
                                pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE;
                                pibss = padapter->registrypriv.dev_network.
                                        MacAddress;
-                               memset(&pdev_network->Ssid, 0,
-                                       sizeof(struct ndis_802_11_ssid));
                                memcpy(&pdev_network->Ssid,
                                        &pmlmepriv->assoc_ssid,
                                        sizeof(struct ndis_802_11_ssid));
diff --git a/drivers/staging/rtl8712/rtl871x_mlme.c 
b/drivers/staging/rtl8712/rtl871x_mlme.c
index c51ad9e..e52f04d 100644
--- a/drivers/staging/rtl8712/rtl871x_mlme.c
+++ b/drivers/staging/rtl8712/rtl871x_mlme.c
@@ -604,9 +604,6 @@ void r8712_surveydone_event_callback(struct _adapter 
*adapter, u8 *pbuf)
                                                 adapter->registrypriv.
                                                        dev_network.MacAddress;
                                        pmlmepriv->fw_state ^= _FW_UNDER_SURVEY;
-                                       memset(&pdev_network->Ssid, 0,
-                                               sizeof(struct
-                                                      ndis_802_11_ssid));
                                        memcpy(&pdev_network->Ssid,
                                                &pmlmepriv->assoc_ssid,
                                                sizeof(struct
@@ -1006,8 +1003,6 @@ void r8712_stadel_event_callback(struct _adapter 
*adapter, u8 *pbuf)
                        memcpy(pdev_network, &tgt_network->network,
                                r8712_get_ndis_wlan_bssid_ex_sz(&tgt_network->
                                                        network));
-                       memset(&pdev_network->Ssid, 0,
-                               sizeof(struct ndis_802_11_ssid));
                        memcpy(&pdev_network->Ssid,
                                &pmlmepriv->assoc_ssid,
                                sizeof(struct ndis_802_11_ssid));


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