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| author | Johan Hovold <[email protected]> | 2021-03-01 09:05:19 +0000 |
|---|---|---|
| committer | Bartosz Golaszewski <[email protected]> | 2021-03-08 10:59:17 +0000 |
| commit | cf25ef6b631c6fc6c0435fc91eba8734cca20511 (patch) | |
| tree | ad48e36b8d0774a88eff34ddc44a2b5a42d3fcce /scripts/bpf_helpers_doc.py | |
| parent | gpio: fix NULL-deref-on-deregistration regression (diff) | |
| download | kernel-cf25ef6b631c6fc6c0435fc91eba8734cca20511.tar.gz kernel-cf25ef6b631c6fc6c0435fc91eba8734cca20511.zip | |
gpio: fix gpio-device list corruption
Make sure to hold the gpio_lock when removing the gpio device from the
gpio_devices list (when dropping the last reference) to avoid corrupting
the list when there are concurrent accesses.
Fixes: ff2b13592299 ("gpio: make the gpiochip a real device")
Cc: [email protected] # 4.6
Reviewed-by: Saravana Kannan <[email protected]>
Signed-off-by: Johan Hovold <[email protected]>
Signed-off-by: Bartosz Golaszewski <[email protected]>
Diffstat (limited to 'scripts/bpf_helpers_doc.py')
0 files changed, 0 insertions, 0 deletions