net: use netif_disable_lro in ipv6_add_dev

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ipv6_add_dev might call dev_disable_lro which unconditionally grabs
instance lock, so it will deadlock during NETDEV_REGISTER. Switch
to netif_disable_lro.

Make sure all callers hold the instance lock as well.

Cc: Cosmin Ratiu <cratiu@nvidia.com>
Fixes: ad7c7b2172 ("net: hold netdev instance lock during sysfs operations")
Signed-off-by: Stanislav Fomichev <sdf@fomichev.me>
Link: https://patch.msgid.link/20250401163452.622454-4-sdf@fomichev.me
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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Stanislav Fomichev 2025-04-01 09:34:44 -07:00 • committed by Jakub Kicinski

parent 4c975fd700

commit 8965c160b8

3 changed files with 22 additions and 10 deletions

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16

include/net/ip.h

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1

net/core/dev.c

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15

net/ipv6/addrconf.c

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