From mboxrd@z Thu Jan 1 00:00:00 1970 From: Moritz Fischer Subject: [PATCH 1/2] net: nixge: Do not zero application specific fields in desc Date: Fri, 10 Aug 2018 18:19:40 -0700 Message-ID: <20180811011941.6187-2-mdf@kernel.org> References: <20180811011941.6187-1-mdf@kernel.org> Cc: keescook@chromium.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, alex.williams@ni.com, Moritz Fischer To: davem@davemloft.net Return-path: In-Reply-To: <20180811011941.6187-1-mdf@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Do not zero application specific fields in DMA descriptors. The hardware does ignore them, so should software. Signed-off-by: Moritz Fischer --- drivers/net/ethernet/ni/nixge.c | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/drivers/net/ethernet/ni/nixge.c b/drivers/net/ethernet/ni/nixge.c index 9ae4fcef725e..ac31b0d30415 100644 --- a/drivers/net/ethernet/ni/nixge.c +++ b/drivers/net/ethernet/ni/nixge.c @@ -739,22 +739,12 @@ static void nixge_dma_err_handler(unsigned long data) cur_p->phys = 0; cur_p->cntrl = 0; cur_p->status = 0; - cur_p->app0 = 0; - cur_p->app1 = 0; - cur_p->app2 = 0; - cur_p->app3 = 0; - cur_p->app4 = 0; cur_p->sw_id_offset = 0; } for (i = 0; i < RX_BD_NUM; i++) { cur_p = &lp->rx_bd_v[i]; cur_p->status = 0; - cur_p->app0 = 0; - cur_p->app1 = 0; - cur_p->app2 = 0; - cur_p->app3 = 0; - cur_p->app4 = 0; } lp->tx_bd_ci = 0; -- 2.18.0