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Open Source and information security mailing list archives
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Date: Tue, 24 Dec 2019 12:56:32 +0000 From: "Jubran, Samih" <sameehj@...zon.com> To: YueHaibing <yuehaibing@...wei.com>, "davem@...emloft.net" <davem@...emloft.net> CC: "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org> Subject: RE: [PATCH net-next] net: ena: remove set but not used variable 'rx_ring' Good catch, looks good. Ack, thanks! > -----Original Message----- > From: YueHaibing <yuehaibing@...wei.com> > Sent: Tuesday, December 24, 2019 2:51 PM > To: davem@...emloft.net; Jubran, Samih <sameehj@...zon.com> > Cc: netdev@...r.kernel.org; linux-kernel@...r.kernel.org; YueHaibing > <yuehaibing@...wei.com> > Subject: [PATCH net-next] net: ena: remove set but not used variable > 'rx_ring' > > drivers/net/ethernet/amazon/ena/ena_netdev.c: In function > ena_xdp_xmit_buff: > drivers/net/ethernet/amazon/ena/ena_netdev.c:316:19: warning: > variable rx_ring set but not used [-Wunused-but-set-variable] > > commit 548c4940b9f1 ("net: ena: Implement XDP_TX action") left behind this > unused variable. > > Reported-by: Hulk Robot <hulkci@...wei.com> > Signed-off-by: YueHaibing <yuehaibing@...wei.com> > --- > drivers/net/ethernet/amazon/ena/ena_netdev.c | 3 --- > 1 file changed, 3 deletions(-) > > diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c > b/drivers/net/ethernet/amazon/ena/ena_netdev.c > index 081acf0..894e8c1 100644 > --- a/drivers/net/ethernet/amazon/ena/ena_netdev.c > +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c > @@ -313,7 +313,6 @@ static int ena_xdp_xmit_buff(struct net_device *dev, > struct ena_com_tx_ctx ena_tx_ctx = {0}; > struct ena_tx_buffer *tx_info; > struct ena_ring *xdp_ring; > - struct ena_ring *rx_ring; > u16 next_to_use, req_id; > int rc; > void *push_hdr; > @@ -324,8 +323,6 @@ static int ena_xdp_xmit_buff(struct net_device *dev, > req_id = xdp_ring->free_ids[next_to_use]; > tx_info = &xdp_ring->tx_buffer_info[req_id]; > tx_info->num_of_bufs = 0; > - rx_ring = &xdp_ring->adapter->rx_ring[qid - > - xdp_ring->adapter->xdp_first_ring]; > page_ref_inc(rx_info->page); > tx_info->xdp_rx_page = rx_info->page; > > -- > 2.7.4 >
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