[PATCH 30/57] staging: rtl8723bs: core: rtw_ieee80211: Remove seemingly pointless copy

From: Lee Jones
Date: Wed Apr 14 2021 - 14:14:00 EST


Fixes the following W=1 kernel build warning(s):

drivers/staging/rtl8723bs/core/rtw_ieee80211.c: In function ‘rtw_ies_remove_ie’:
drivers/staging/rtl8723bs/core/rtw_ieee80211.c:259:1: warning: the frame size of 1048 bytes is larger than 1024 bytes [-Wframe-larger-than=]

Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: linux-staging@xxxxxxxxxxxxxxx
Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
---
drivers/staging/rtl8723bs/core/rtw_ieee80211.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/staging/rtl8723bs/core/rtw_ieee80211.c b/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
index ae057eefeeb36..d8513acf4911c 100644
--- a/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
+++ b/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
@@ -239,12 +239,10 @@ int rtw_ies_remove_ie(u8 *ies, uint *ies_len, uint offset, u8 eid, u8 *oui, u8 o
while (1) {
target_ie = rtw_get_ie_ex(start, search_len, eid, oui, oui_len, NULL, &target_ielen);
if (target_ie && target_ielen) {
- u8 buf[MAX_IE_SZ] = {0};
u8 *remain_ies = target_ie + target_ielen;
uint remain_len = search_len - (remain_ies - start);

- memcpy(buf, remain_ies, remain_len);
- memcpy(target_ie, buf, remain_len);
+ memcpy(target_ie, remain_ies, remain_len);
*ies_len = *ies_len - target_ielen;
ret = _SUCCESS;

--
2.27.0