[PATCH] ASoC: simple-card-utils: Avoid over-allocating DLCs
Samuel Holland
samuel at sholland.org
Thu Aug 5 07:07:06 CEST 2021
The allocation of the DAI link components (DLCs) passed the wrong
pointer to sizeof. Since simple_dai_props is much larger than
snd_soc_dai_link_component, there was no out of bounds access, only
wasted memory.
Signed-off-by: Samuel Holland <samuel at sholland.org>
---
sound/soc/generic/simple-card-utils.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/sound/soc/generic/simple-card-utils.c b/sound/soc/generic/simple-card-utils.c
index 677f7da93b4b..10c63b73900c 100644
--- a/sound/soc/generic/simple-card-utils.c
+++ b/sound/soc/generic/simple-card-utils.c
@@ -640,8 +640,8 @@ int asoc_simple_init_priv(struct asoc_simple_priv *priv,
cnf_num += li->num[i].codecs;
}
- dais = devm_kcalloc(dev, dai_num, sizeof(*dais), GFP_KERNEL);
- dlcs = devm_kcalloc(dev, dlc_num, sizeof(*dai_props), GFP_KERNEL);
+ dais = devm_kcalloc(dev, dai_num, sizeof(*dais), GFP_KERNEL);
+ dlcs = devm_kcalloc(dev, dlc_num, sizeof(*dlcs), GFP_KERNEL);
if (!dais || !dlcs)
return -ENOMEM;
--
2.31.1
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