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| author |   Lars-Peter Clausen <lars@metafoo.de> | 2014-06-18 13:32:33 +0200 |
|---|---|---|
| committer |   Takashi Iwai <tiwai@suse.de> | 2014-06-18 15:13:07 +0200 |
| commit | fd9f26e4eca5d08a27d12c0933fceef76ed9663d (patch) | |
| tree | 1b68c534f868ec086cf78e864888c99bdb70f5b5 /tools/perf/scripts/python | |
| parent | ALSA: control: Fix replacing user controls (diff) | |
| download | linux-dev-fd9f26e4eca5d08a27d12c0933fceef76ed9663d.tar.xz linux-dev-fd9f26e4eca5d08a27d12c0933fceef76ed9663d.zip | |
ALSA: control: Don't access controls outside of protected regions
A control that is visible on the card->controls list can be freed at any time.
This means we must not access any of its memory while not holding the
controls_rw_lock. Otherwise we risk a use after free access.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Jaroslav Kysela <perex@perex.cz>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions