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| author | James Morris <james.l.morris@oracle.com> | 2017-09-24 22:41:55 -0700 |
|---|---|---|
| committer | James Morris <james.l.morris@oracle.com> | 2017-09-24 22:41:55 -0700 |
| commit | 25eabb13c7d67ae32298015c5e28d00f604f412c (patch) | |
| tree | 5bd75c2c1e385c79425bb099f0d19db7fb9c391f /drivers/acpi/acpica/dsopcode.c | |
| parent | ab5348c9c23cd253f5902980d2d8fe067dc24c82 (diff) | |
| parent | e19b205be43d11bff638cad4487008c48d21c103 (diff) | |
Merge tag 'v4.14-rc2' into next-general
Linux 4.14-rc2
Sync to v4.14-rc2 for security subsystem developers to track.
Diffstat (limited to 'drivers/acpi/acpica/dsopcode.c')
| -rw-r--r-- | drivers/acpi/acpica/dsopcode.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/dsopcode.c b/drivers/acpi/acpica/dsopcode.c index dfc3c25a083d..0336df7ac47d 100644 --- a/drivers/acpi/acpica/dsopcode.c +++ b/drivers/acpi/acpica/dsopcode.c @@ -599,6 +599,15 @@ acpi_ds_eval_data_object_operands(struct acpi_walk_state *walk_state, */ walk_state->operand_index = walk_state->num_operands; + /* Ignore if child is not valid */ + + if (!op->common.value.arg) { + ACPI_ERROR((AE_INFO, + "Dispatch: Missing child while executing TermArg for %X", + op->common.aml_opcode)); + return_ACPI_STATUS(AE_OK); + } + status = acpi_ds_create_operand(walk_state, op->common.value.arg, 1); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); |