From: Moritz Fischer <mdf@kernel.org>
Date: Sat, 11 Aug 2018 01:19:40 +0000 (-0700)
Subject: net: nixge: Do not zero application specific fields in desc
X-Git-Tag: v4.19~410^2~35^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e158770e22892f8f8e11810267e2a100d25d22c7;p=platform%2Fkernel%2Flinux-rpi.git

net: nixge: Do not zero application specific fields in desc

Do not zero application specific fields in DMA descriptors.
The hardware does ignore them, so should software.

Signed-off-by: Moritz Fischer <mdf@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/ethernet/ni/nixge.c b/drivers/net/ethernet/ni/nixge.c
index 9ae4fce..ac31b0d 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;