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ALSA: hda: ext: Clean up links if their initialization fails

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snd_hdac_ext_bus_get_ml_capabilities() allocates the hlink nodes
one-by-one but the procedure may fails due to -ENOMEM in the middle of
it. Clean up the list before returning the error code to simply the
function usage.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://patch.msgid.link/20260902081814.1590883-2-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Cezary Rojewski 2026-09-02 10:18:05 +02:00 committed by Mark Brown
parent cee9395acd
commit 35af118326
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1 changed files with 3 additions and 1 deletions
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sound/hda/core/ext/controller.c
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@ -90,8 +90,10 @@ int snd_hdac_ext_bus_get_ml_capabilities(struct hdac_bus *bus)
for (idx = 0; idx < link_count; idx++) {
hlink = kzalloc_obj(*hlink);
if (!hlink)
if (!hlink) {
snd_hdac_ext_link_free_all(bus);
return -ENOMEM;
}
hlink->index = idx;
hlink->bus = bus;
hlink->ml_addr = bus->mlcap + AZX_ML_BASE +