This patch will check for bNeedAck before making bb_get_frame_time call, so in case we dont need uAckTime, we can return early.
Signed-off-by: Matej Dujava <mduj...@kocurkovo.cz> --- drivers/staging/vt6655/rxtx.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/staging/vt6655/rxtx.c b/drivers/staging/vt6655/rxtx.c index 2f9c2ead3cb8..dda578436e64 100644 --- a/drivers/staging/vt6655/rxtx.c +++ b/drivers/staging/vt6655/rxtx.c @@ -166,15 +166,16 @@ s_uGetTxRsvTime( unsigned int uDataTime, uAckTime; uDataTime = bb_get_frame_time(pDevice->byPreambleType, byPktType, cbFrameLength, wRate); + + if (!bNeedAck) + return uDataTime; + if (byPktType == PK_TYPE_11B) /* llb,CCK mode */ uAckTime = bb_get_frame_time(pDevice->byPreambleType, byPktType, 14, (unsigned short)pDevice->byTopCCKBasicRate); else /* 11g 2.4G OFDM mode & 11a 5G OFDM mode */ uAckTime = bb_get_frame_time(pDevice->byPreambleType, byPktType, 14, (unsigned short)pDevice->byTopOFDMBasicRate); - if (bNeedAck) - return uDataTime + pDevice->uSIFS + uAckTime; - else - return uDataTime; + return uDataTime + pDevice->uSIFS + uAckTime; } static __le16 vnt_rxtx_rsvtime_le16(struct vnt_private *priv, u8 pkt_type, -- 2.26.2 _______________________________________________ devel mailing list de...@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel