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| /openbmc/linux/drivers/hte/ |
| H A D | hte-tegra194-test.c | diff 0668e8ccd33122a350629f6583c880b62b40ab5d Fri May 06 03:48:51 CDT 2022 Yang Yingliang <yangyingliang@huawei.com> hte: Fix possible use-after-free in tegra_hte_test_remove()
del_timer() does not wait until the timer handler finishing.
This means that the timer handler may still be running after
the driver's remove function has finished, which would result
in a use-after-free.
Fix it by calling del_timer_sync(), which makes sure the timer
handler has finished.
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Reviewed-by: Dipen Patel <dipenp@nvidia.com>
Acked-by: Dipen Patel <dipenp@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
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