staging: rtl8188eu: change return type of rtw_hal_xmit()

The function rtw_hal_xmit() returns true or false.
Change the return type from s32 to bool.
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8188eu/hal/rtl8188eu_xmit.c

@@ -598,7 +598,7 @@ bool rtl8188eu_xmitframe_complete(struct adapter *adapt,
  *	true	dump packet directly
  *	false	enqueue packet
  */
-s32 rtw_hal_xmit(struct adapter *adapt, struct xmit_frame *pxmitframe)
+bool rtw_hal_xmit(struct adapter *adapt, struct xmit_frame *pxmitframe)
 {
 	s32 res;
 	struct xmit_buf *pxmitbuf = NULL;

drivers/staging/rtl8188eu/include/hal_intf.h

@@ -185,7 +185,7 @@ u32	rtw_hal_inirp_init(struct adapter *padapter);
 void	rtw_hal_inirp_deinit(struct adapter *padapter);
 void usb_intf_stop(struct adapter *padapter);
 
-s32	rtw_hal_xmit(struct adapter *padapter, struct xmit_frame *pxmitframe);
+bool rtw_hal_xmit(struct adapter *padapter, struct xmit_frame *pxmitframe);
 s32	rtw_hal_mgnt_xmit(struct adapter *padapter,
 			  struct xmit_frame *pmgntframe);