ip6_vti: fix memleak on netns dismantle

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kmemleak reports net_device resources are no longer released, restore
needs_free_netdev toggle.  Sample backtrace:

unreferenced object 0xffff88810874f000 (size 4096): [..]
    [<00000000a2b8af8b>] __kmalloc_node+0x209/0x290
    [<0000000040b0a1a9>] alloc_netdev_mqs+0x58/0x470
    [<00000000b4be1e78>] vti6_init_net+0x94/0x230
    [<000000008830c1ea>] ops_init+0x32/0xc0
    [<000000006a26fa8f>] setup_net+0x134/0x2e0
[..]

Cc: Breno Leitao <leitao@debian.org>
Fixes: a9b2d55a8f ("ip6_vti: Do not use custom stat allocator")
Signed-off-by: Florian Westphal <fw@strlen.de>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://lore.kernel.org/r/20240415122346.26503-1-fw@strlen.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

...

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Florian Westphal 2024-04-15 14:23:44 +02:00 • committed by Jakub Kicinski

parent 427f6acbc8

commit 86600ea11d

1 changed files with 1 additions and 0 deletions

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net/ipv6/ip6_vti.c

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