staging: rtl8723bs: Remove function rtw_modular64()

Remove function rtw_modular64 as all it does is call do_div.
Modify call sites accordingly.
Issue found with Coccinelle.
Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723bs/core/rtw_wlan_util.c

@@ -1932,7 +1932,7 @@ void adaptive_early_32k(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len)
 
 	/* delay = (timestamp mod 1024*100)/1000 (unit: ms) */
 	/* delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024))/1000; */
-	delay_ms = rtw_modular64(tsf, (pmlmeinfo->bcn_interval*1024));
+	delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024));
 	delay_ms = delay_ms/1000;
 
 	if (delay_ms >= 8)

drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c

@@ -3463,7 +3463,7 @@ static void hw_var_set_correct_tsf(struct adapter *padapter, u8 variable, u8 *va
 	pmlmeext = &padapter->mlmeextpriv;
 	pmlmeinfo = &pmlmeext->mlmext_info;
 
-	tsf = pmlmeext->TSFValue-rtw_modular64(pmlmeext->TSFValue, (pmlmeinfo->bcn_interval*1024))-1024; /* us */
+	tsf = pmlmeext->TSFValue-do_div(pmlmeext->TSFValue, (pmlmeinfo->bcn_interval*1024))-1024; /* us */
 
 	if (
 		((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) ||

drivers/staging/rtl8723bs/include/osdep_service.h

@@ -178,8 +178,6 @@ extern int rtw_retrive_from_file(char *path, u8 *buf, u32 sz);
 extern void rtw_free_netdev(struct net_device * netdev);
 
 
-extern u64 rtw_modular64(u64 x, u64 y);
-
 /* Macros for handling unaligned memory accesses */
 
 #define RTW_GET_BE16(a) ((u16) (((a)[0] << 8) | (a)[1]))

drivers/staging/rtl8723bs/os_dep/osdep_service.c

@@ -316,11 +316,6 @@ int rtw_change_ifname(struct adapter *padapter, const char *ifname)
 
 }
 
-u64 rtw_modular64(u64 x, u64 y)
-{
-	return do_div(x, y);
-}
-
 void rtw_buf_free(u8 **buf, u32 *buf_len)
 {
 	u32 ori_len;