gcc-4.6: ACPI: fix unused but set variables in ACPI
Some minor improvements in error handling, but overall it was mostly dead
code.
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 44bddc5..03017b1 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -141,15 +141,14 @@
static void __init acpi_request_region (struct acpi_generic_address *addr,
unsigned int length, char *desc)
{
- struct resource *res;
-
if (!addr->address || !length)
return;
+ /* Resources are never freed */
if (addr->space_id == ACPI_ADR_SPACE_SYSTEM_IO)
- res = request_region(addr->address, length, desc);
+ request_region(addr->address, length, desc);
else if (addr->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY)
- res = request_mem_region(addr->address, length, desc);
+ request_mem_region(addr->address, length, desc);
}
static int __init acpi_reserve_resources(void)