Messages in this thread Patch in this message | | | From | Hanjun Guo <> | Subject | [PATCH] dmaengine: acpi: Put the CSRT table after using it | Date | Wed, 22 Jul 2020 17:54:21 +0800 |
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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> --- drivers/dma/acpi-dma.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/dma/acpi-dma.c b/drivers/dma/acpi-dma.c index 8a05db3..dcbcb71 100644 --- a/drivers/dma/acpi-dma.c +++ b/drivers/dma/acpi-dma.c @@ -135,11 +135,13 @@ 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); } /** -- 1.7.12.4
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