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via-rhine: commit receive buffer address before descriptor status update.
author
françois romieu
<romieu@fr.zoreil.com>
Fri, 1 May 2015 20:14:38 +0000
(22:14 +0200)
committer
David S. Miller
<davem@davemloft.net>
Mon, 4 May 2015 04:18:26 +0000
(
00:18
-0400)
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/via/via-rhine.c
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diff --git
a/drivers/net/ethernet/via/via-rhine.c
b/drivers/net/ethernet/via/via-rhine.c
index
de28504
..
88b45c7
100644
(file)
--- a/
drivers/net/ethernet/via/via-rhine.c
+++ b/
drivers/net/ethernet/via/via-rhine.c
@@
-2075,6
+2075,7
@@
static int rhine_rx(struct net_device *dev, int limit)
break;
}
rp->rx_ring[entry].addr = cpu_to_le32(rp->rx_skbuff_dma[entry]);
+ dma_wmb();
}
rp->rx_ring[entry].rx_status = cpu_to_le32(DescOwn);
}