Fix checkpatch warning:
WARNING: kfree(NULL) is safe this check is probably not required

Cc: Larry Finger <larry.fin...@lwfinger.net>
Cc: Jes Sorensen <jes.soren...@redhat.com>
Cc: linux-wirel...@vger.kernel.org
Signed-off-by: Fabian Frederick <f...@skynet.be>
---
 drivers/staging/rtl8723au/core/rtw_ap.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/staging/rtl8723au/core/rtw_ap.c 
b/drivers/staging/rtl8723au/core/rtw_ap.c
index c8700b3..8714ae3 100644
--- a/drivers/staging/rtl8723au/core/rtw_ap.c
+++ b/drivers/staging/rtl8723au/core/rtw_ap.c
@@ -1270,8 +1270,7 @@ static void update_bcn_wps_ie(struct rtw_adapter 
*padapter)
                pnetwork->IELength = wps_offset + (wps_ielen+2) + 
remainder_ielen;
        }
 
-       if (pbackup_remainder_ie)
-               kfree(pbackup_remainder_ie);
+       kfree(pbackup_remainder_ie);
 }
 
 static void update_bcn_p2p_ie(struct rtw_adapter *padapter)
-- 
1.8.4.5

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