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Revert "Bluetooth: btsdio: fix use after free bug in btsdio_remove due to unfinished work"

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[ Upstream commit db2bf510bd5d57f064d9e1db395ed86a08320c54 ]

This reverts commit 1e9ac114c4428fdb7ff4635b45d4f46017e8916f.

This patch introduces a possible null-ptr-def problem. Revert it. And the
fixed bug by this patch have resolved by commit 73f7b171b7c0 ("Bluetooth:
btsdio: fix use after free bug in btsdio_remove due to race condition").

Fixes: 1e9ac114c442 ("Bluetooth: btsdio: fix use after free bug in btsdio_remove due to unfinished work")
Signed-off-by: Liu Jian <liujian56@huawei.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Liu Jian 2023-04-14 18:30:06 +08:00 committed by Greg Kroah-Hartman
parent 566785731c
commit 0837d10f6c
1 changed files with 0 additions and 1 deletions
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drivers/bluetooth/btsdio.c
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@ -352,7 +352,6 @@ static void btsdio_remove(struct sdio_func *func)
BT_DBG("func %p", func);
cancel_work_sync(&data->work);
if (!data)
return;