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(parent: 5e3486e) | patch
mmc: vub300: fix NULL-deref on disconnect
authorJohan Hovold <johan@kernel.org>
Fri, 27 Mar 2026 10:52:05 +0000 (11:52 +0100)
committerUlf Hansson <ulf.hansson@linaro.org>
Tue, 31 Mar 2026 11:11:10 +0000 (13:11 +0200)
commitdff34ef879c5e73298443956a8b391311ba78d57
tree0b535f1ef10e46cc2576aa9cf2035beee9b1cc34tree | snapshot
parent5e3486e64094c28a526543f1e8aa0d5964b7f02dcommit | diff
mmc: vub300: fix NULL-deref on disconnect

Make sure to deregister the controller before dropping the reference to
the driver data on disconnect to avoid NULL-pointer dereferences or
use-after-free.

Fixes: 88095e7b473a ("mmc: Add new VUB300 USB-to-SD/SDIO/MMC driver")
Cc: stable@vger.kernel.org # 3.0+
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
drivers/mmc/host/vub300.c diff | blob | blame | history
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