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| author | Rafael J. Wysocki <rjw@sisk.pl> | 2009-09-10 00:02:02 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rjw@sisk.pl> | 2009-09-10 00:02:02 +0200 |
| commit | bf992fa2bc1ad1bb2aeb0bdfadb43f236b9297fd (patch) | |
| tree | d67f525c76b66956ba7ca0d40bc0fcda0e414700 /drivers/acpi/acpica | |
| parent | 9d7302299ee96ca954fe4ab8ca640333b6e19ad0 (diff) | |
| parent | 7135a71b19be1faf48b7148d77844d03bc0717d6 (diff) | |
| download | blackbird-op-linux-bf992fa2bc1ad1bb2aeb0bdfadb43f236b9297fd.tar.gz blackbird-op-linux-bf992fa2bc1ad1bb2aeb0bdfadb43f236b9297fd.zip | |
Merge branch 'master' into for-linus
Diffstat (limited to 'drivers/acpi/acpica')
| -rw-r--r-- | drivers/acpi/acpica/exstorob.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/exstorob.c b/drivers/acpi/acpica/exstorob.c index 67340cc70142..257706e7734f 100644 --- a/drivers/acpi/acpica/exstorob.c +++ b/drivers/acpi/acpica/exstorob.c @@ -70,6 +70,12 @@ acpi_ex_store_buffer_to_buffer(union acpi_operand_object *source_desc, ACPI_FUNCTION_TRACE_PTR(ex_store_buffer_to_buffer, source_desc); + /* If Source and Target are the same, just return */ + + if (source_desc == target_desc) { + return_ACPI_STATUS(AE_OK); + } + /* We know that source_desc is a buffer by now */ buffer = ACPI_CAST_PTR(u8, source_desc->buffer.pointer); @@ -161,6 +167,12 @@ acpi_ex_store_string_to_string(union acpi_operand_object *source_desc, ACPI_FUNCTION_TRACE_PTR(ex_store_string_to_string, source_desc); + /* If Source and Target are the same, just return */ + + if (source_desc == target_desc) { + return_ACPI_STATUS(AE_OK); + } + /* We know that source_desc is a string by now */ buffer = ACPI_CAST_PTR(u8, source_desc->string.pointer); |
