staging: rtl8723au: Call do_div() directly and get rid of unnecessary wrapper functions

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723au/hal/rtl8723a_hal_init.c

@@ -3031,8 +3031,8 @@ void hw_var_set_correct_tsf(struct rtw_adapter *padapter)
 	/* tsf = pmlmeext->TSFValue - ((u32)pmlmeext->TSFValue %
 	   (pmlmeinfo->bcn_interval*1024)) - 1024; us */
 	tsf = pmlmeext->TSFValue -
-		rtw_modular6423a(pmlmeext->TSFValue,
-			      (pmlmeinfo->bcn_interval * 1024)) - 1024;	/* us */
+		do_div(pmlmeext->TSFValue,
+		       (pmlmeinfo->bcn_interval * 1024)) - 1024;	/* us */
 
 	if (((pmlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE) ||
 	    ((pmlmeinfo->state & 0x03) == WIFI_FW_AP_STATE)) {

drivers/staging/rtl8723au/include/osdep_service.h

@@ -162,10 +162,6 @@ void rtw_unlock_suspend(void);
 #define FUNC_ADPT_FMT "%s(%s)"
 #define FUNC_ADPT_ARG(adapter) __func__, adapter->pnetdev->name
 
-u64 rtw_modular6423a(u64 x, u64 y);
-u64 rtw_division6423a(u64 x, u64 y);
-
-
 /* Macros for handling unaligned memory accesses */
 
 #define RTW_GET_BE24(a) ((((u32) (a)[0]) << 16) | (((u32) (a)[1]) << 8) | \

drivers/staging/rtl8723au/os_dep/osdep_service.c

@@ -71,17 +71,6 @@ u32 _rtw_queue_empty23a(struct rtw_queue *pqueue)
 		return false;
 }
 
-u64 rtw_modular6423a(u64 x, u64 y)
-{
-	return do_div(x, y);
-}
-
-u64 rtw_division6423a(u64 x, u64 y)
-{
-	do_div(x, y);
-	return x;
-}
-
 /* rtw_cbuf_full23a - test if cbuf is full
  * @cbuf: pointer of struct rtw_cbuf
  *