GCC reports the following warning with W=1:

drivers/staging/rtl8723bs/os_dep/recv_linux.c:101:6: warning:
 variable ‘ret’ set but not used [-Wunused-but-set-variable]
  101 |  int ret;
      |      ^~~

This variable is not used in function , this commit
remove it to fix the warning.

Fixes: de69e2b3f105 ("staging: rtl8723bs: remove DBG_COUNTER calls from os_dep/recv_linux.c")
Reported-by: Hulk Robot <redacted>
Signed-off-by: Yang Yingliang <redacted>
---
 drivers/staging/rtl8723bs/os_dep/recv_linux.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/staging/rtl8723bs/os_dep/recv_linux.c b/drivers/staging/rtl8723bs/os_dep/recv_linux.c
index fbdbcd04d44a..f6a9482be8e3 100644
--- a/drivers/staging/rtl8723bs/os_dep/recv_linux.c
+++ b/drivers/staging/rtl8723bs/os_dep/recv_linux.c

@@ -98,7 +98,6 @@ struct sk_buff *rtw_os_alloc_msdu_pkt(union recv_frame *prframe, u16 nSubframe_L
 void rtw_os_recv_indicate_pkt(struct adapter *padapter, struct sk_buff *pkt, struct rx_pkt_attrib *pattrib)
 {
 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
-	int ret;
 
 	/* Indicate the packets to upper layer */
 	if (pkt) {

@@ -140,7 +139,7 @@ void rtw_os_recv_indicate_pkt(struct adapter *padapter, struct sk_buff *pkt, str
 
 		pkt->ip_summed = CHECKSUM_NONE;
 
-		ret = rtw_netif_rx(padapter->pnetdev, pkt);
+		rtw_netif_rx(padapter->pnetdev, pkt);