[alsa-devel] [PATCH 2/2] alsaucm: Don't double-free empty lists

Jaroslav Kysela perex at perex.cz
Fri Jun 3 11:50:07 CEST 2011

Date 3.6.2011 00:45, Stephen Warren wrote:
> When snd_use_case_get_list (and hence also snd_use_case_card_list) returns
> an empty list, alsaucm still attempts to free it. This ends up double-
> freeing the returned list, or worse, freeing an invalid pointer, depending
> on how snd_use_case_get_list gets implemented. Fix alsaucm to return early
> on empty lists to avoid this.

All four UCM patches were applied to our GIT repos.


Jaroslav Kysela <perex at perex.cz>
Linux Kernel Sound Maintainer
ALSA Project; Red Hat, Inc.

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