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| author | Daniel Scally <djrscally@gmail.com> | 2020-12-05 20:04:03 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-12-29 15:47:05 +0300 |
| commit | ba8e08cb49d6872fa6a9a246c9ad96a4baa9e6c0 (patch) | |
| tree | 8667f6472a416df7d9a044956bdffc54dfb8aef1 /drivers | |
| parent | bbf215f6e47a549a1ec6d799d68c4a4a3546143d (diff) | |
| download | linux-ba8e08cb49d6872fa6a9a246c9ad96a4baa9e6c0.tar.xz | |
Revert "ACPI / resources: Use AE_CTRL_TERMINATE to terminate resources walks"
commit 12fc4dad94dfac25599f31257aac181c691ca96f upstream.
This reverts commit 8a66790b7850a6669129af078768a1d42076a0ef.
Switching this function to AE_CTRL_TERMINATE broke the documented
behaviour of acpi_dev_get_resources() - AE_CTRL_TERMINATE does not, in
fact, terminate the resource walk because acpi_walk_resource_buffer()
ignores it (specifically converting it to AE_OK), referring to that
value as "an OK termination by the user function". This means that
acpi_dev_get_resources() does not abort processing when the preproc
function returns a negative value.
Signed-off-by: Daniel Scally <djrscally@gmail.com>
Cc: 3.10+ <stable@vger.kernel.org> # 3.10+
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/acpi/resource.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c index d85e010ee2cc..39ab333910dd 100644 --- a/drivers/acpi/resource.c +++ b/drivers/acpi/resource.c @@ -548,7 +548,7 @@ static acpi_status acpi_dev_process_resource(struct acpi_resource *ares, ret = c->preproc(ares, c->preproc_data); if (ret < 0) { c->error = ret; - return AE_CTRL_TERMINATE; + return AE_ABORT_METHOD; } else if (ret > 0) { return AE_OK; } |