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ACPI: remove null pointer checks in deferred execution path 

Better to oops and learn about a bug than to silently cover it up.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Bjorn Helgaas 2009-08-31 22:32:15 +00:00 committed by Len Brown
parent 9ac6185669
commit 59fc9e5e21
1 changed files with 0 additions and 9 deletions
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9
drivers/acpi/osl.c
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@ -699,18 +699,12 @@ void acpi_os_derive_pci_id(acpi_handle rhandle, /* upper bound */
static void acpi_os_execute_deferred(struct work_struct *work)
{
struct acpi_os_dpc *dpc = container_of(work, struct acpi_os_dpc, work);
if (!dpc) {
printk(KERN_ERR PREFIX "Invalid (NULL) context\n");
return;
}
if (dpc->wait)
acpi_os_wait_events_complete(NULL);
dpc->function(dpc->context);
kfree(dpc);
return;
}
/*******************************************************************************
@ -739,9 +733,6 @@ static acpi_status __acpi_os_execute(acpi_execute_type type,
"Scheduling function [%p(%p)] for deferred execution.\n",
function, context));
if (!function)
return AE_BAD_PARAMETER;
/*
* Allocate/initialize DPC structure. Note that this memory will be
* freed by the callee. The kernel handles the work_struct list in a