Blame SOURCES/kvm-virtio-net-broken-RX-filtering-logic-fixed.patch

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From d16828fb1034ceb05e3e690065aa1ddc2088d53c Mon Sep 17 00:00:00 2001
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From: Dmitry Fleytman <dfleytma@redhat.com>
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Date: Tue, 19 Nov 2013 13:18:27 +0100
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Subject: [PATCH 03/14] virtio-net: broken RX filtering logic fixed
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RH-Author: Dmitry Fleytman <dfleytma@redhat.com>
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Message-id: <1384867107-25295-1-git-send-email-dfleytma@redhat.com>
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Patchwork-id: 55756
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O-Subject: [RHEL-7 qemu-kvm PATCH] virtio-net: broken RX filtering logic fixed
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Bugzilla: 1029370
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RH-Acked-by: Yan Vugenfirer <yvugenfi@redhat.com>
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RH-Acked-by: Vlad Yasevich <vyasevic@redhat.com>
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RH-Acked-by: Amos Kong <akong@redhat.com>
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BZ: https://bugzilla.redhat.com/show_bug.cgi?id=1029370
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Brew: https://brewweb.devel.redhat.com/taskinfo?taskID=6606668
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Upstream-status: cc386e96727442f5b67052d4e0a602f6f652ffe6
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Upon processing of VIRTIO_NET_CTRL_MAC_TABLE_SET command
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multicast list overwrites unicast list in mac_table.
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This leads to broken logic for both unicast and multicast RX filtering.
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Signed-off-by: Dmitry Fleytman <dfleytma@redhat.com>
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---
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 hw/net/virtio-net.c | 3 ++-
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 1 file changed, 2 insertions(+), 1 deletion(-)
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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 hw/net/virtio-net.c |    3 ++-
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 1 files changed, 2 insertions(+), 1 deletions(-)
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diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
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index f889841..3bc1eed 100644
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--- a/hw/net/virtio-net.c
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+++ b/hw/net/virtio-net.c
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@@ -595,7 +595,8 @@ static int virtio_net_handle_mac(VirtIONet *n, uint8_t cmd,
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     }
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     if (n->mac_table.in_use + mac_data.entries <= MAC_TABLE_ENTRIES) {
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-        s = iov_to_buf(iov, iov_cnt, 0, n->mac_table.macs,
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+        s = iov_to_buf(iov, iov_cnt, 0,
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+                       &n->mac_table.macs[n->mac_table.in_use * ETH_ALEN],
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                        mac_data.entries * ETH_ALEN);
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         if (s != mac_data.entries * ETH_ALEN) {
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             goto error;
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-- 
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1.7.1
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