| commit | 381992bcccac4185ccdbbd2d9a3018238982b963 | [log] [tgz] |
|---|---|---|
| author | Konstantin Khlebnikov <khlebnikov@yandex-team.ru> | Thu Sep 06 11:05:44 2018 +0300 |
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | Wed Sep 19 22:43:35 2018 +0200 |
| tree | c6c77d4967e58135343b16e80d3fb71a69cec89b | |
| parent | 23ecbbad7bf921f83a5c99718ded203676ddd91c [diff] |
block: bfq: swap puts in bfqg_and_blkg_put
commit d5274b3cd6a814ccb2f56d81ee87cbbf51bd4cf7 upstream.
Fix trivial use-after-free. This could be last reference to bfqg.
Fixes: 8f9bebc33dd7 ("block, bfq: access and cache blkg data only when safe")
Acked-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>