This is a note to let you know that I've just added the patch titled
ASoC: qcom: Add checks for devm_kcalloc
to the 5.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
asoc-qcom-add-checks-for-devm_kcalloc.patch
and it can be found in the queue-5.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 8a7e97f20ea03d50c7678e48d8827503787f44ad
Author: Yuan Can <yuancan@xxxxxxxxxx>
Date: Thu Nov 24 14:05:10 2022 +0000
ASoC: qcom: Add checks for devm_kcalloc
[ Upstream commit 1bf5ee979076ceb121ee51c95197d890b1cee7f4 ]
As the devm_kcalloc may return NULL, the return value needs to be checked
to avoid NULL poineter dereference.
Fixes: 24caf8d9eb10 ("ASoC: qcom: lpass-sc7180: Add platform driver for lpass audio")
Signed-off-by: Yuan Can <yuancan@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20221124140510.63468-1-yuancan@xxxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/sound/soc/qcom/lpass-sc7180.c b/sound/soc/qcom/lpass-sc7180.c
index c647e627897a..cb4e9017cd77 100644
--- a/sound/soc/qcom/lpass-sc7180.c
+++ b/sound/soc/qcom/lpass-sc7180.c
@@ -129,6 +129,9 @@ static int sc7180_lpass_init(struct platform_device *pdev)
drvdata->clks = devm_kcalloc(dev, variant->num_clks,
sizeof(*drvdata->clks), GFP_KERNEL);
+ if (!drvdata->clks)
+ return -ENOMEM;
+
drvdata->num_clks = variant->num_clks;
for (i = 0; i < drvdata->num_clks; i++)
