tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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mpls: add missing unregister_netdevice_notifier to mpls_init

If mpls_init() fails after registering mpls_dev_notifier, it never
gets removed. Add the missing unregister_netdevice_notifier() call to
the error handling path.

Fixes: 5be2062e3080 ("mpls: Handle error of rtnl_register_module().")
Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>
Link: https://patch.msgid.link/7c55363c4f743d19e2306204a134407c90a69bbb.1773228081.git.sd@queasysnail.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

authored by

Sabrina Dubroca and committed by
Jakub Kicinski 99600f79 8431c602

+1
+1
net/mpls/af_mpls.c
··· 2854 2854 rtnl_af_unregister(&mpls_af_ops); 2855 2855 out_unregister_dev_type: 2856 2856 dev_remove_pack(&mpls_packet_type); 2857 + unregister_netdevice_notifier(&mpls_dev_notifier); 2857 2858 out_unregister_pernet: 2858 2859 unregister_pernet_subsys(&mpls_net_ops); 2859 2860 goto out;