diff --git a/drivers/staging/rtl8723bs/hal/hal_btcoex.c b/drivers/staging/rtl8723bs/hal/hal_btcoex.c
index ffc345b6e0c9..6caddd7834a1 100644
--- a/drivers/staging/rtl8723bs/hal/hal_btcoex.c
+++ b/drivers/staging/rtl8723bs/hal/hal_btcoex.c
@@ -1584,7 +1584,7 @@ u32 hal_btcoex_GetDBG(struct adapter *padapter, u8 *pStrBuf, u32 bufSize)
 	u32 leftSize;
 
 
-	if (!pStrBuf || (0 == bufSize))
+	if (!pStrBuf || bufSize == 0)
 		return 0;
 
 	pstr = pStrBuf;