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authorJohan Hovold2020-06-01 15:39:45 +0200
committerPavel Machek2020-06-22 10:37:58 +0200
commiteca21c2d8655387823d695b26e6fe78cf3975c05 (patch)
tree0c9beb613a884d6bee0bf9a1330126ce71d5beda /arch/um
parent985b1f596f9ed56f42b8c2280005f943e1434c06 (diff)
leds: 88pm860x: fix use-after-free on unbind
Several MFD child drivers register their class devices directly under the parent device. This means you cannot blindly do devres conversions so that deregistration ends up being tied to the parent device, something which leads to use-after-free on driver unbind when the class device is released while still being registered. Fixes: 375446df95ee ("leds: 88pm860x: Use devm_led_classdev_register") Cc: stable <stable@vger.kernel.org> # 4.6 Cc: Amitoj Kaur Chawla <amitoj1606@gmail.com> Signed-off-by: Johan Hovold <johan@kernel.org> Signed-off-by: Pavel Machek <pavel@ucw.cz>
Diffstat (limited to 'arch/um')
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