[PATCH v5 01/14] ACPI: ARM64: IORT: minor cleanup for iort_match_node_callback()

From: Hanjun Guo
Date: Thu Dec 22 2016 - 00:39:25 EST


From: Hanjun Guo <hanjun.guo@xxxxxxxxxx>

Cleanup iort_match_node_callback() a little bit to reduce
some lines of code, aslo fix the indentation in iort_scan_node().

Signed-off-by: Hanjun Guo <hanjun.guo@xxxxxxxxxx>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@xxxxxxx>
Cc: Marc Zyngier <marc.zyngier@xxxxxxx>
Cc: Tomasz Nowicki <tn@xxxxxxxxxxxx>
---
drivers/acpi/arm64/iort.c | 10 +++-------
1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c
index e0d2e6e..46e2d82 100644
--- a/drivers/acpi/arm64/iort.c
+++ b/drivers/acpi/arm64/iort.c
@@ -225,7 +225,7 @@ static struct acpi_iort_node *iort_scan_node(enum acpi_iort_node_type type,

if (iort_node->type == type &&
ACPI_SUCCESS(callback(iort_node, context)))
- return iort_node;
+ return iort_node;

iort_node = ACPI_ADD_PTR(struct acpi_iort_node, iort_node,
iort_node->length);
@@ -253,17 +253,15 @@ static acpi_status iort_match_node_callback(struct acpi_iort_node *node,
void *context)
{
struct device *dev = context;
- acpi_status status;
+ acpi_status status = AE_NOT_FOUND;

if (node->type == ACPI_IORT_NODE_NAMED_COMPONENT) {
struct acpi_buffer buf = { ACPI_ALLOCATE_BUFFER, NULL };
struct acpi_device *adev = to_acpi_device_node(dev->fwnode);
struct acpi_iort_named_component *ncomp;

- if (!adev) {
- status = AE_NOT_FOUND;
+ if (!adev)
goto out;
- }

status = acpi_get_name(adev->handle, ACPI_FULL_PATHNAME, &buf);
if (ACPI_FAILURE(status)) {
@@ -289,8 +287,6 @@ static acpi_status iort_match_node_callback(struct acpi_iort_node *node,
*/
status = pci_rc->pci_segment_number == pci_domain_nr(bus) ?
AE_OK : AE_NOT_FOUND;
- } else {
- status = AE_NOT_FOUND;
}
out:
return status;
--
1.7.12.4