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authorPeter Zijlstra <peterz@infradead.org>2020-07-22 10:22:02 +0200
committerPeter Zijlstra <peterz@infradead.org>2020-07-22 10:22:02 +0200
commit015dc08918785201199ed3450c22bb8939f09dfe (patch)
tree7ba52e0b1e518fa750aaac0c1da8dd70c3eca1eb /net/hsr/hsr_device.c
parentsched: Add a tracepoint to track rq->nr_running (diff)
parentsched: Fix race against ptrace_freeze_trace() (diff)
downloadlinux-015dc08918785201199ed3450c22bb8939f09dfe.tar.xz
linux-015dc08918785201199ed3450c22bb8939f09dfe.zip
Merge branch 'sched/urgent'
Diffstat (limited to 'net/hsr/hsr_device.c')
-rw-r--r--net/hsr/hsr_device.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/net/hsr/hsr_device.c b/net/hsr/hsr_device.c
index 478852ef98ef..a6f4e9f65b14 100644
--- a/net/hsr/hsr_device.c
+++ b/net/hsr/hsr_device.c
@@ -415,6 +415,7 @@ int hsr_dev_finalize(struct net_device *hsr_dev, struct net_device *slave[2],
unsigned char multicast_spec, u8 protocol_version,
struct netlink_ext_ack *extack)
{
+ bool unregister = false;
struct hsr_priv *hsr;
int res;
@@ -466,25 +467,27 @@ int hsr_dev_finalize(struct net_device *hsr_dev, struct net_device *slave[2],
if (res)
goto err_unregister;
+ unregister = true;
+
res = hsr_add_port(hsr, slave[0], HSR_PT_SLAVE_A, extack);
if (res)
- goto err_add_slaves;
+ goto err_unregister;
res = hsr_add_port(hsr, slave[1], HSR_PT_SLAVE_B, extack);
if (res)
- goto err_add_slaves;
+ goto err_unregister;
hsr_debugfs_init(hsr, hsr_dev);
mod_timer(&hsr->prune_timer, jiffies + msecs_to_jiffies(PRUNE_PERIOD));
return 0;
-err_add_slaves:
- unregister_netdevice(hsr_dev);
err_unregister:
hsr_del_ports(hsr);
err_add_master:
hsr_del_self_node(hsr);
+ if (unregister)
+ unregister_netdevice(hsr_dev);
return res;
}