diff options
Diffstat (limited to 'sys/contrib/dev/acpica/utobject.c')
| -rw-r--r-- | sys/contrib/dev/acpica/utobject.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/sys/contrib/dev/acpica/utobject.c b/sys/contrib/dev/acpica/utobject.c index babdcf6..cd8d04c 100644 --- a/sys/contrib/dev/acpica/utobject.c +++ b/sys/contrib/dev/acpica/utobject.c @@ -1,7 +1,7 @@ /****************************************************************************** * * Module Name: utobject - ACPI object create/delete/size/cache routines - * $Revision: 82 $ + * $Revision: 83 $ * *****************************************************************************/ @@ -226,7 +226,7 @@ AcpiUtCreateBufferObject ( ACPI_SIZE BufferSize) { ACPI_OPERAND_OBJECT *BufferDesc; - UINT8 *Buffer; + UINT8 *Buffer = NULL; ACPI_FUNCTION_TRACE_U32 ("UtCreateBufferObject", BufferSize); @@ -241,15 +241,20 @@ AcpiUtCreateBufferObject ( return_PTR (NULL); } - /* Allocate the actual buffer */ + /* Create an actual buffer only if size > 0 */ - Buffer = ACPI_MEM_CALLOCATE (BufferSize); - if (!Buffer) + if (BufferSize > 0) { - ACPI_REPORT_ERROR (("CreateBuffer: could not allocate size %X\n", - (UINT32) BufferSize)); - AcpiUtRemoveReference (BufferDesc); - return_PTR (NULL); + /* Allocate the actual buffer */ + + Buffer = ACPI_MEM_CALLOCATE (BufferSize); + if (!Buffer) + { + ACPI_REPORT_ERROR (("CreateBuffer: could not allocate size %X\n", + (UINT32) BufferSize)); + AcpiUtRemoveReference (BufferDesc); + return_PTR (NULL); + } } /* Complete buffer object initialization */ |
