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authorAlan Cox <alan@linux.intel.com>2012-09-04 18:39:57 +0400
committerBjorn Helgaas <bhelgaas@google.com>2012-09-11 02:45:41 +0400
commitb161dabc3d3004ea56a8d20b0f5ec9bf68e67180 (patch)
treea73811ebe89bc2a7d08e13d51be6b669e5442063 /drivers/pci/hotplug/cpqphp_ctrl.c
parentf8ba65e8fbbc364b2a49d8713126fb345fe7ec65 (diff)
downloadlinux-b161dabc3d3004ea56a8d20b0f5ec9bf68e67180.tar.xz
PCI: cpqphp: Remove unreachable path
register & 0x0B == 0x04 is never true, the code will always take the (identical) 0x00 path anyway. Remove the dead code paths. Resolves-bug: https://bugzilla.kernel.org/show_bug.cgi?id=44151 Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci/hotplug/cpqphp_ctrl.c')
-rw-r--r--drivers/pci/hotplug/cpqphp_ctrl.c21
1 files changed, 1 insertions, 20 deletions
diff --git a/drivers/pci/hotplug/cpqphp_ctrl.c b/drivers/pci/hotplug/cpqphp_ctrl.c
index e43908d9b5df..36112fe212d3 100644
--- a/drivers/pci/hotplug/cpqphp_ctrl.c
+++ b/drivers/pci/hotplug/cpqphp_ctrl.c
@@ -2890,27 +2890,8 @@ static int configure_new_function(struct controller *ctrl, struct pci_func *func
func->mem_head = mem_node;
} else
return -ENOMEM;
- } else if ((temp_register & 0x0BL) == 0x04) {
- /* Map memory */
- base = temp_register & 0xFFFFFFF0;
- base = ~base + 1;
-
- dbg("CND: length = 0x%x\n", base);
- mem_node = get_resource(&(resources->mem_head), base);
-
- /* allocate the resource to the board */
- if (mem_node) {
- base = mem_node->base;
-
- mem_node->next = func->mem_head;
- func->mem_head = mem_node;
- } else
- return -ENOMEM;
- } else if ((temp_register & 0x0BL) == 0x06) {
- /* Those bits are reserved, we can't handle this */
- return 1;
} else {
- /* Requesting space below 1M */
+ /* Reserved bits or requesting space below 1M */
return NOT_ENOUGH_RESOURCES;
}