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ASoC: SOF: loader: fix memory leak in get_ext_windows

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sdev->info_window is allocated with kmemdup and never freed, use devm_
version since this is only used for first boot.

Fixes: 8d809c15ac ('ASoC: SOF: ext_manifest: parse windows')
Cc: Karol Trzcinski <karolx.trzcinski@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Daniel Baluta <daniel.baluta@gmail.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Link: https://lore.kernel.org/r/20200825235854.1588034-3-ranjani.sridharan@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Pierre-Louis Bossart 2020-08-25 16:58:52 -07:00 committed by Mark Brown
parent 76ab546cd8
commit e9157a449a
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GPG key ID: 24D68B725D5487D0
1 changed files with 2 additions and 1 deletions
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3
sound/soc/sof/loader.c
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@ -33,7 +33,8 @@ static int get_ext_windows(struct snd_sof_dev *sdev,
}
/* keep a local copy of the data */
sdev->info_window = kmemdup(w, ext_hdr->hdr.size, GFP_KERNEL);
sdev->info_window = devm_kmemdup(sdev->dev, w, ext_hdr->hdr.size,
GFP_KERNEL);
if (!sdev->info_window)
return -ENOMEM;