]> git.baikalelectronics.ru Git - kernel.git/commit
ethernet: s2io: disable napi when start nic failed in s2io_card_up()
authorZhengchao Shao <shaozhengchao@huawei.com>
Wed, 9 Nov 2022 02:37:41 +0000 (10:37 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 25 Nov 2022 16:42:07 +0000 (17:42 +0100)
commit722a146c8a50057945270e54b01dfb6be7fa0c9a
tree2d5010a759572ad252683e67683da9c3ddcea2d8
parentb781ecffec28eb8fbdc9b88787d13c620e62207e
ethernet: s2io: disable napi when start nic failed in s2io_card_up()

[ Upstream commit 61d5277f97926efef734f7571c45b84e38ae70b4 ]

When failed to start nic or add interrupt service routine in
s2io_card_up() for opening device, napi isn't disabled. When open
s2io device next time, it will trigger a BUG_ON()in napi_enable().
Compile tested only.

Fixes: e66a2ac4f99e ("S2io: Fixed synchronization between scheduling of napi with card reset and close")
Signed-off-by: Zhengchao Shao <shaozhengchao@huawei.com>
Link: https://lore.kernel.org/r/20221109023741.131552-1-shaozhengchao@huawei.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/net/ethernet/neterion/s2io.c