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[ Upstream commitdb2bf510bd] This reverts commit1e9ac114c4. This patch introduces a possible null-ptr-def problem. Revert it. And the fixed bug by this patch have resolved by commit73f7b171b7("Bluetooth: btsdio: fix use after free bug in btsdio_remove due to race condition"). Fixes:1e9ac114c4("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>