From: Jia-Ju Bai baijiaju1990@gmail.com
[ 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@tsinghua.edu.cn Signed-off-by: Jia-Ju Bai baijiaju1990@gmail.com Link: https://lore.kernel.org/r/20220225131645.27556-1-baijiaju1990@gmail.com Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- sound/soc/amd/acp/acp-mach-common.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/sound/soc/amd/acp/acp-mach-common.c b/sound/soc/amd/acp/acp-mach-common.c index 7785f12aa006..55ad3c70f0ef 100644 --- a/sound/soc/amd/acp/acp-mach-common.c +++ b/sound/soc/amd/acp/acp-mach-common.c @@ -531,6 +531,8 @@ 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";