From db80b7cb17d9193f05e4d4d564aec32309881324 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Amadeusz=20S=C5=82awi=C5=84ski?= Date: Fri, 27 Mar 2020 16:47:25 -0400 Subject: [PATCH] ASoC: topology: Check return value of soc_tplg_create_tlv MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit [ Upstream commit 482db55ae87f3749db05810a38b1d618dfd4407c ] Function soc_tplg_create_tlv can fail, so we should check if it succeded or not and proceed appropriately. Signed-off-by: Amadeusz Sławiński Reviewed-by: Ranjani Sridharan Reviewed-by: Pierre-Louis Bossart Link: https://lore.kernel.org/r/20200327204729.397-3-amadeuszx.slawinski@linux.intel.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/soc-topology.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c index 17556a47f727..c2901652a6d0 100644 --- a/sound/soc/soc-topology.c +++ b/sound/soc/soc-topology.c @@ -893,7 +893,13 @@ static int soc_tplg_dmixer_create(struct soc_tplg *tplg, unsigned int count, } /* create any TLV data */ - soc_tplg_create_tlv(tplg, &kc, &mc->hdr); + err = soc_tplg_create_tlv(tplg, &kc, &mc->hdr); + if (err < 0) { + dev_err(tplg->dev, "ASoC: failed to create TLV %s\n", + mc->hdr.name); + kfree(sm); + continue; + } /* pass control to driver for optional further init */ err = soc_tplg_init_kcontrol(tplg, &kc, @@ -1354,7 +1360,13 @@ static struct snd_kcontrol_new *soc_tplg_dapm_widget_dmixer_create( } /* create any TLV data */ - soc_tplg_create_tlv(tplg, &kc[i], &mc->hdr); + err = soc_tplg_create_tlv(tplg, &kc[i], &mc->hdr); + if (err < 0) { + dev_err(tplg->dev, "ASoC: failed to create TLV %s\n", + mc->hdr.name); + kfree(sm); + continue; + } /* pass control to driver for optional further init */ err = soc_tplg_init_kcontrol(tplg, &kc[i],