diff --git a/drivers/staging/vt6655/card.c b/drivers/staging/vt6655/card.c
index e0c92818ed70..1306e55b6870 100644
--- a/drivers/staging/vt6655/card.c
+++ b/drivers/staging/vt6655/card.c
@@ -911,16 +911,13 @@ bool CARDbSoftwareReset(struct vnt_private *priv)
  */
 u64 CARDqGetTSFOffset(unsigned char byRxRate, u64 qwTSF1, u64 qwTSF2)
 {
-	u64 qwTSFOffset = 0;
 	unsigned short wRxBcnTSFOffst;
 
 	wRxBcnTSFOffst = cwRXBCNTSFOff[byRxRate%MAX_RATE];
 
 	qwTSF2 += (u64)wRxBcnTSFOffst;
 
-	qwTSFOffset = qwTSF1 - qwTSF2;
-
-	return qwTSFOffset;
+	return qwTSF1 - qwTSF2;
 }
 
 /*