staging: r8188eu: remove unused function rtw_add_bcn_ie()

Function rtw_add_bcn_ie() is not used anywhere, remove it.

Acked-by: Phillip Potter <phil@philpotter.co.uk>
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20210819112200.32030-1-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/r8188eu/core/rtw_ap.c b/drivers/staging/r8188eu/core/rtw_ap.c
index 9c81cd318e62f37436e0f506d26c9f9cc278e460..8c35e7632fd5504a0243820e2f33c7f96eca152d 100644 (file)
--- a/drivers/staging/r8188eu/core/rtw_ap.c
+++ b/drivers/staging/r8188eu/core/rtw_ap.c
@@ -139,69 +139,6 @@ static void update_BCNTIM(struct adapter *padapter)
        set_tx_beacon_cmd(padapter);
 }
 
-void rtw_add_bcn_ie(struct adapter *padapter, struct wlan_bssid_ex *pnetwork, u8 index, u8 *data, u8 len)
-{
-       struct ndis_802_11_var_ie *pIE;
-       u8 bmatch = false;
-       u8 *pie = pnetwork->IEs;
-       u8 *p = NULL, *dst_ie = NULL, *premainder_ie = NULL;
-       u8 *pbackup_remainder_ie = NULL;
-       u32 i, offset, ielen = 0, ie_offset, remainder_ielen = 0;
-
-       for (i = sizeof(struct ndis_802_11_fixed_ie); i < pnetwork->IELength;) {
-               pIE = (struct ndis_802_11_var_ie *)(pnetwork->IEs + i);
-
-               if (pIE->ElementID > index) {
-                       break;
-               } else if (pIE->ElementID == index) { /*  already exist the same IE */
-                       p = (u8 *)pIE;
-                       ielen = pIE->Length;
-                       bmatch = true;
-                       break;
-               }
-               p = (u8 *)pIE;
-               ielen = pIE->Length;
-               i += (pIE->Length + 2);
-       }
-
-       if (p && ielen > 0) {
-               ielen += 2;
-
-               premainder_ie = p + ielen;
-
-               ie_offset = (int)(p - pie);
-
-               remainder_ielen = pnetwork->IELength - ie_offset - ielen;
-
-               if (bmatch)
-                       dst_ie = p;
-               else
-                       dst_ie = (p + ielen);
-       }
-
-       if (remainder_ielen > 0) {
-               pbackup_remainder_ie = kmalloc(remainder_ielen, GFP_KERNEL);
-               if (pbackup_remainder_ie && premainder_ie)
-                       memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
-       }
-
-       *dst_ie++ = index;
-       *dst_ie++ = len;
-
-       memcpy(dst_ie, data, len);
-       dst_ie += len;
-
-       /* copy remainder IE */
-       if (pbackup_remainder_ie) {
-               memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
-
-               kfree(pbackup_remainder_ie);
-       }
-
-       offset =  (uint)(dst_ie - pie);
-       pnetwork->IELength = offset + remainder_ielen;
-}
-
 void rtw_remove_bcn_ie(struct adapter *padapter, struct wlan_bssid_ex *pnetwork, u8 index)
 {
        u8 *p, *dst_ie = NULL, *premainder_ie = NULL;

diff --git a/drivers/staging/r8188eu/include/rtw_ap.h b/drivers/staging/r8188eu/include/rtw_ap.h
index b20edab3bb00c47448268987f53c5e650b680aa8..fffb6794b1ced002d4681b01819546e326511826 100644 (file)
--- a/drivers/staging/r8188eu/include/rtw_ap.h
+++ b/drivers/staging/r8188eu/include/rtw_ap.h
@@ -16,8 +16,6 @@ void rtw_indicate_sta_disassoc_event(struct adapter *padapter,
                                     struct sta_info *psta);
 void init_mlme_ap_info(struct adapter *padapter);
 void free_mlme_ap_info(struct adapter *padapter);
-void rtw_add_bcn_ie(struct adapter *padapter, struct wlan_bssid_ex *pnetwork,
-                   u8 index, u8 *data, u8 len);
 void rtw_remove_bcn_ie(struct adapter *padapter,
                       struct wlan_bssid_ex *pnetwork, u8 index);
 void update_beacon(struct adapter *padapter, u8 ie_id,