diff options
| author | Haoxiang Li <lihaoxiang@isrc.iscas.ac.cn> | 2025-12-10 11:52:30 +0300 |
|---|---|---|
| committer | Sasha Levin <sashal@kernel.org> | 2026-03-04 15:21:09 +0300 |
| commit | 2e70386aabc009cbc8c4ece68bef49f2159822a0 (patch) | |
| tree | d713ff4782e50532e5adef3753617991c23e73e6 | |
| parent | fc4df593a8ffded2f77d69a73ecb51d364932ca5 (diff) | |
| download | linux-2e70386aabc009cbc8c4ece68bef49f2159822a0.tar.xz | |
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>
| -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; } |