This is a note to let you know that I've just added the patch titled
ASoC: acp: check the return value of devm_kzalloc() in acp_legacy_dai_links_create()
to the 5.17-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-acp-check-the-return-value-of-devm_kzalloc-in-a.patch
and it can be found in the queue-5.17 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit f71c419b06796674f4ed3c6b68d0feb4d06972f2
Author: Jia-Ju Bai <baijiaju1990@xxxxxxxxx>
Date: Fri Feb 25 05:16:45 2022 -0800
ASoC: acp: check the return value of devm_kzalloc() in acp_legacy_dai_links_create()
[ Upstream commit 431f9a77a4a62694ce90742d1f4c5abe1b8b6612 ]
The function devm_kzalloc() in acp_legacy_dai_links_create() can fail,
so its return value should be checked.
Fixes: d4c750f2c7d4 ("ASoC: amd: acp: Add generic machine driver support for ACP cards")
Reported-by: TOTE Robot <oslab@xxxxxxxxxxxxxxx>
Signed-off-by: Jia-Ju Bai <baijiaju1990@xxxxxxxxx>
Link: https://lore.kernel.org/r/20220225131645.27556-1-baijiaju1990@xxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/sound/soc/amd/acp/acp-mach-common.c b/sound/soc/amd/acp/acp-mach-common.c
index cd05ee2802c9..5247015e8b31 100644
--- a/sound/soc/amd/acp/acp-mach-common.c
+++ b/sound/soc/amd/acp/acp-mach-common.c
@@ -556,6 +556,8 @@ int acp_legacy_dai_links_create(struct snd_soc_card *card)
num_links++;
links = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link) * num_links, GFP_KERNEL);
+ if (!links)
+ return -ENOMEM;
if (drv_data->hs_cpu_id == I2S_SP) {
links[i].name = "acp-headset-codec";
