diff options
| author | Haoxiang Li <lihaoxiang@isrc.iscas.ac.cn> | 2025-12-10 16:52:30 +0800 |
|---|---|---|
| committer | Sasha Levin <sashal@kernel.org> | 2026-03-04 07:20:44 -0500 |
| commit | e68870f015d1991af51935ac336738d8187b4686 (patch) | |
| tree | 8602ffed9bc6a1eb8926a6f096253277ad117dd2 /drivers | |
| parent | 505630dd1ebf4b53d3f2866c057ddd93157a24d8 (diff) | |
media: cx25821: Add missing unmap in snd_cx25821_hw_params()
[ Upstream commit 863f50d583445c3c8b28a0fc4bb9c18fd9656f41 ]
In error path, add cx25821_alsa_dma_unmap() to release the
resource acquired by cx25821_alsa_dma_map()
Fixes: 8d8e6d6005de ("[media] cx28521: drop videobuf abuse in cx25821-alsa")
Cc: stable@vger.kernel.org
Signed-off-by: Haoxiang Li <lihaoxiang@isrc.iscas.ac.cn>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/pci/cx25821/cx25821-alsa.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/media/pci/cx25821/cx25821-alsa.c b/drivers/media/pci/cx25821/cx25821-alsa.c index a42f0c03a7ca..f463365163b7 100644 --- a/drivers/media/pci/cx25821/cx25821-alsa.c +++ b/drivers/media/pci/cx25821/cx25821-alsa.c @@ -535,6 +535,7 @@ static int snd_cx25821_hw_params(struct snd_pcm_substream *substream, chip->period_size, chip->num_periods, 1); if (ret < 0) { pr_info("DEBUG: ERROR after cx25821_risc_databuffer_audio()\n"); + cx25821_alsa_dma_unmap(chip); goto error; } |