The region set by the call to memset is immediately overwritten by the subsequent call to memcpy. So we drop redundant memset. Signed-off-by: Haowen Bai <baihaowen@xxxxxxxxx> --- V1->V2: change title for unique subjects. V2->V3: merge 1 patch with both changes. drivers/staging/r8188eu/core/rtw_ioctl_set.c | 1 - drivers/staging/r8188eu/core/rtw_mlme.c | 2 -- 2 files changed, 3 deletions(-) diff --git a/drivers/staging/r8188eu/core/rtw_ioctl_set.c b/drivers/staging/r8188eu/core/rtw_ioctl_set.c index 7ba75f73e47e..17f6bcbeebf4 100644 --- a/drivers/staging/r8188eu/core/rtw_ioctl_set.c +++ b/drivers/staging/r8188eu/core/rtw_ioctl_set.c @@ -71,7 +71,6 @@ u8 rtw_do_join(struct adapter *padapter) 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)); rtw_update_registrypriv_dev_network(padapter); diff --git a/drivers/staging/r8188eu/core/rtw_mlme.c b/drivers/staging/r8188eu/core/rtw_mlme.c index 5a815642c3f6..56c8bd5f4c60 100644 --- a/drivers/staging/r8188eu/core/rtw_mlme.c +++ b/drivers/staging/r8188eu/core/rtw_mlme.c @@ -676,7 +676,6 @@ void rtw_surveydone_event_callback(struct adapter *adapter, u8 *pbuf) _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY); - memset(&pdev_network->Ssid, 0, sizeof(struct ndis_802_11_ssid)); memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct ndis_802_11_ssid)); rtw_update_registrypriv_dev_network(adapter); @@ -1253,7 +1252,6 @@ void rtw_stadel_event_callback(struct adapter *adapter, u8 *pbuf) memcpy(pdev_network, &tgt_network->network, get_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)); rtw_update_registrypriv_dev_network(adapter); -- 2.7.4