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| author |   Lv Zheng <lv.zheng@intel.com> | 2015-05-21 10:31:06 +0800 |
|---|---|---|
| committer |   Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-05-22 03:22:20 +0200 |
| commit | c8dec7459d9fcb880e5c42929d01c308bea9f823 (patch) | |
| tree | d11cffbbd666362c5471cce92fb415cd95fe155d /drivers/acpi/acpica/dsmethod.c | |
| parent | ACPICA: ACPI 6.0: Add changes for LPIT table. (diff) | |
| download | linux-dev-c8dec7459d9fcb880e5c42929d01c308bea9f823.tar.xz linux-dev-c8dec7459d9fcb880e5c42929d01c308bea9f823.zip | |
ACPICA: Dispatcher: Fix a resource leak issue in acpi_ds_auto_serialize_method().
ACPICA commit 29d03840cbab435e8ea82e9339ff9d84535c647d
This patch fixes a resource leak issue in acpi_ds_auto_serialize_method().
It is reported by the "Coverity" tool as unsecure code. Lv Zheng.
Link: https://github.com/acpica/acpica/commit/29d03840
Link: https://jira01.devtools.intel.com/browse/LCK-2142
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/acpica/dsmethod.c')
| -rw-r--r-- | drivers/acpi/acpica/dsmethod.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/acpi/acpica/dsmethod.c b/drivers/acpi/acpica/dsmethod.c index d72565a3c646..85bb951430d9 100644 --- a/drivers/acpi/acpica/dsmethod.c +++ b/drivers/acpi/acpica/dsmethod.c @@ -116,6 +116,7 @@ acpi_ds_auto_serialize_method(struct acpi_namespace_node *node, walk_state = acpi_ds_create_walk_state(node->owner_id, NULL, NULL, NULL); if (!walk_state) { + acpi_ps_free_op(op); return_ACPI_STATUS(AE_NO_MEMORY); } @@ -125,6 +126,7 @@ acpi_ds_auto_serialize_method(struct acpi_namespace_node *node, obj_desc->method.aml_length, NULL, 0); if (ACPI_FAILURE(status)) { acpi_ds_delete_walk_state(walk_state); + acpi_ps_free_op(op); return_ACPI_STATUS(status); } @@ -133,9 +135,6 @@ acpi_ds_auto_serialize_method(struct acpi_namespace_node *node, /* Parse the method, scan for creation of named objects */ status = acpi_ps_parse_aml(walk_state); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } acpi_ps_delete_parse_tree(op); return_ACPI_STATUS(status); |