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| /openbmc/linux/drivers/hid/ |
| H A D | hid-u2fzero.c | 43775e62 Tue Oct 19 10:29:17 CDT 2021 Andrej Shadura <andrew.shadura@collabora.co.uk> HID: u2fzero: properly handle timeouts in usb_submit_urb
The wait_for_completion_timeout function returns 0 if timed out or a
positive value if completed. Hence, "less than zero" comparison always
misses timeouts and doesn't kill the URB as it should, leading to
re-sending it while it is active.
Fixes: 42337b9d4d95 ("HID: add driver for U2F Zero built-in LED and RNG")
Signed-off-by: Andrej Shadura <andrew.shadura@collabora.co.uk>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
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