ASoC: acp: check the return value of devm_kzalloc() in acp_legacy_dai…

…_links_create() The function devm_kzalloc() in acp_legacy_dai_links_create() can fail, so its return value should be checked. Fixes: d4c750f ("ASoC: amd: acp: Add generic machine driver support for ACP cards") Reported-by: TOTE Robot <[email protected]> Signed-off-by: Jia-Ju Bai <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Mark Brown <[email protected]>
ambv · Feb 25, 2022 · 431f9a7 · 431f9a7
1 parent 4d06f92
commit 431f9a7
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/sound/soc/amd/acp/acp-mach-common.c b/sound/soc/amd/acp/acp-mach-common.c
@@ -584,6 +584,8 @@ 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";