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ALSA: firewire-digi00x: prevent potential use after free
authorDan Carpenter <dan.carpenter@linaro.org>
Tue, 9 May 2023 09:07:11 +0000 (12:07 +0300)
committerTakashi Iwai <tiwai@suse.de>
Fri, 12 May 2023 08:18:05 +0000 (10:18 +0200)
commitc0e72058d5e21982e61a29de6b098f7c1f0db498
tree404dbb6dcac5c4e9339efca2a389bfd99a6fce1dtree | snapshot
parent4b963ae1df6426f0e51de64133d379d9bde50c48commit | diff
ALSA: firewire-digi00x: prevent potential use after free

This code was supposed to return an error code if init_stream()
failed, but it instead freed dg00x->rx_stream and returned success.
This potentially leads to a use after free.

Fixes: 9a08067ec318 ("ALSA: firewire-digi00x: support AMDTP domain")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://lore.kernel.org/r/c224cbd5-d9e2-4cd4-9bcf-2138eb1d35c6@kili.mountain
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/firewire/digi00x/digi00x-stream.c diff | blob | history
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