qemu-kvm/kvm-failover-remove-standby_id-variable.patch

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From cead8b9c03911360666ac3bb56d7b1db068ade36 Mon Sep 17 00:00:00 2001
From: Laurent Vivier <lvivier@redhat.com>
Date: Thu, 25 Feb 2021 23:14:30 -0500
Subject: [PATCH 33/54] failover: remove standby_id variable
RH-Author: Laurent Vivier <lvivier@redhat.com>
Message-id: <20210225231447.2187738-11-lvivier@redhat.com>
Patchwork-id: 101248
O-Subject: [RHEL-AV-8.4.0 qemu-kvm PATCH v2 10/27] failover: remove standby_id variable
Bugzilla: 1819991
RH-Acked-by: Juan Quintela <quintela@redhat.com>
RH-Acked-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
RH-Acked-by: Jens Freimann <jfreimann@redhat.com>
RH-Acked-by: Michael S. Tsirkin <mst@redhat.com>
From: Juan Quintela <quintela@redhat.com>
BZ: https://bugzilla.redhat.com/1819991
BRANCH: rhel-av-8.4.0
UPSTREAM: Merged
We can calculate it, and we only use it once anyways.
Signed-off-by: Juan Quintela <quintela@redhat.com>
Message-Id: <20201118083748.1328-12-quintela@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
(cherry picked from commit 4f0303aed87f83715055e558176046a8a3d9b987)
Signed-off-by: Laurent Vivier <lvivier@redhat.com>
Signed-off-by: Danilo C. L. de Paula <ddepaula@redhat.com>
---
hw/net/virtio-net.c | 11 +++--------
include/hw/virtio/virtio-net.h | 1 -
2 files changed, 3 insertions(+), 9 deletions(-)
diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index 2a99b0e0f6..953d5c2bc8 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -3181,23 +3181,19 @@ static int virtio_net_primary_should_be_hidden(DeviceListener *listener,
VirtIONet *n = container_of(listener, VirtIONet, primary_listener);
bool match_found = false;
bool hide = false;
+ const char *standby_id;
if (!device_opts) {
return -1;
}
n->primary_device_dict = qemu_opts_to_qdict(device_opts,
n->primary_device_dict);
- if (n->primary_device_dict) {
- g_free(n->standby_id);
- n->standby_id = g_strdup(qdict_get_try_str(n->primary_device_dict,
- "failover_pair_id"));
- }
- if (g_strcmp0(n->standby_id, n->netclient_name) == 0) {
+ standby_id = qemu_opt_get(device_opts, "failover_pair_id");
+ if (g_strcmp0(standby_id, n->netclient_name) == 0) {
match_found = true;
} else {
match_found = false;
hide = false;
- g_free(n->standby_id);
n->primary_device_dict = NULL;
goto out;
}
@@ -3400,7 +3396,6 @@ static void virtio_net_device_unrealize(DeviceState *dev)
if (n->failover) {
device_listener_unregister(&n->primary_listener);
g_free(n->primary_device_id);
- g_free(n->standby_id);
qobject_unref(n->primary_device_dict);
n->primary_device_dict = NULL;
}
diff --git a/include/hw/virtio/virtio-net.h b/include/hw/virtio/virtio-net.h
index 7159e6c0a0..a055f39dd6 100644
--- a/include/hw/virtio/virtio-net.h
+++ b/include/hw/virtio/virtio-net.h
@@ -205,7 +205,6 @@ struct VirtIONet {
QDict *primary_device_dict;
DeviceState *primary_dev;
char *primary_device_id;
- char *standby_id;
/* primary failover device is hidden*/
bool failover_primary_hidden;
bool failover;
--
2.27.0