diff options
| author | Hanjun Guo <guohanjun@huawei.com> | 2020-07-22 17:54:21 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-09-23 10:46:26 +0200 |
| commit | 6e5f3c2a27865946563d9f81fa2e4f8856ade01d (patch) | |
| tree | 8f0c9fc71c54e3690db8656ee864f23065bd4ab3 /drivers/dma | |
| parent | a2ab9046c7c1dc44bb160fe9626852d271c4bba1 (diff) | |
dmaengine: acpi: Put the CSRT table after using it
[ Upstream commit 7eb48dd094de5fe0e216b550e73aa85257903973 ]
The acpi_get_table() should be coupled with acpi_put_table() if
the mapped table is not used at runtime to release the table
mapping, put the CSRT table buf after using it.
Signed-off-by: Hanjun Guo <guohanjun@huawei.com>
Link: https://lore.kernel.org/r/1595411661-15936-1-git-send-email-guohanjun@huawei.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/acpi-dma.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/dma/acpi-dma.c b/drivers/dma/acpi-dma.c index 4a748c3435d7..8d99c84361cb 100644 --- a/drivers/dma/acpi-dma.c +++ b/drivers/dma/acpi-dma.c @@ -131,11 +131,13 @@ static void acpi_dma_parse_csrt(struct acpi_device *adev, struct acpi_dma *adma) if (ret < 0) { dev_warn(&adev->dev, "error in parsing resource group\n"); - return; + break; } grp = (struct acpi_csrt_group *)((void *)grp + grp->length); } + + acpi_put_table((struct acpi_table_header *)csrt); } /** |