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ACPICA: Update error message for field beyond buffer case
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ACPICA commit 7a6b9c0b31cfb1606a6348404fee670b2d18743c

Improve/clarify the problem of a field definition beyond the limit
of the target buffer.

Link: https://github.com/acpica/acpica/commit/7a6b9c0b
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Bob Moore authored and Rafael J. Wysocki committed Jun 12, 2017
1 parent 861ba63 commit 5e2d9e9
Showing 1 changed file with 5 additions and 6 deletions.
11 changes: 5 additions & 6 deletions drivers/acpi/acpica/dsopcode.c
Original file line number Diff line number Diff line change
Expand Up @@ -227,13 +227,12 @@ acpi_ds_init_buffer_field(u16 aml_opcode,

/* Entire field must fit within the current length of the buffer */

if ((bit_offset + bit_count) > (8 * (u32) buffer_desc->buffer.length)) {
if ((bit_offset + bit_count) > (8 * (u32)buffer_desc->buffer.length)) {
ACPI_ERROR((AE_INFO,
"Field [%4.4s] at %u exceeds Buffer [%4.4s] size %u (bits)",
acpi_ut_get_node_name(result_desc),
bit_offset + bit_count,
acpi_ut_get_node_name(buffer_desc->buffer.node),
8 * (u32) buffer_desc->buffer.length));
"Field [%4.4s] at bit offset/length %u/%u "
"exceeds size of target Buffer (%u bits)",
acpi_ut_get_node_name(result_desc), bit_offset,
bit_count, 8 * (u32)buffer_desc->buffer.length));
status = AE_AML_BUFFER_LIMIT;
goto cleanup;
}
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