[PATCH AUTOSEL 5.15 02/19] ASoC: Intel: Skylake: Fix mem leak in few functions

From: Sasha Levin
Date: Mon Dec 11 2023 - 09:15:08 EST


From: Kamil Duljas <kamil.duljas@xxxxxxxxx>

[ Upstream commit d5c65be34df73fa01ed05611aafb73b440d89e29 ]

The resources should be freed when function return error.

Signed-off-by: Kamil Duljas <kamil.duljas@xxxxxxxxx>
Reviewed-by: Amadeusz Sławiński <amadeuszx.slawinski@xxxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20231116125150.1436-1-kamil.duljas@xxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
sound/soc/intel/skylake/skl-pcm.c | 4 +++-
sound/soc/intel/skylake/skl-sst-ipc.c | 4 +++-
2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/sound/soc/intel/skylake/skl-pcm.c b/sound/soc/intel/skylake/skl-pcm.c
index db41bd7170650..0d08b0269a662 100644
--- a/sound/soc/intel/skylake/skl-pcm.c
+++ b/sound/soc/intel/skylake/skl-pcm.c
@@ -251,8 +251,10 @@ static int skl_pcm_open(struct snd_pcm_substream *substream,
snd_pcm_set_sync(substream);

mconfig = skl_tplg_fe_get_cpr_module(dai, substream->stream);
- if (!mconfig)
+ if (!mconfig) {
+ kfree(dma_params);
return -EINVAL;
+ }

skl_tplg_d0i3_get(skl, mconfig->d0i3_caps);

diff --git a/sound/soc/intel/skylake/skl-sst-ipc.c b/sound/soc/intel/skylake/skl-sst-ipc.c
index 7a425271b08b1..fd9624ad5f72b 100644
--- a/sound/soc/intel/skylake/skl-sst-ipc.c
+++ b/sound/soc/intel/skylake/skl-sst-ipc.c
@@ -1003,8 +1003,10 @@ int skl_ipc_get_large_config(struct sst_generic_ipc *ipc,

reply.size = (reply.header >> 32) & IPC_DATA_OFFSET_SZ_MASK;
buf = krealloc(reply.data, reply.size, GFP_KERNEL);
- if (!buf)
+ if (!buf) {
+ kfree(reply.data);
return -ENOMEM;
+ }
*payload = buf;
*bytes = reply.size;

--
2.42.0