From b161dabc3d3004ea56a8d20b0f5ec9bf68e67180 Mon Sep 17 00:00:00 2001 From: Alan Cox Date: Tue, 4 Sep 2012 15:39:57 +0100 Subject: [PATCH] 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 Signed-off-by: Bjorn Helgaas --- drivers/pci/hotplug/cpqphp_ctrl.c | 21 +-------------------- 1 file changed, 1 insertion(+), 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; } -- 2.39.2