Messages in this thread Patch in this message | | | Date | Mon, 21 Nov 2005 00:05:21 +0100 | From | Adrian Bunk <> | Subject | [RFC: 2.6 patch] drivers/pci/hotplug/cpqphp_ctrl.c: remove dead code |
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The Coverity checker spotted that we already did return -ENOMEM if (!p_mem_node).
Signed-off-by: Adrian Bunk <bunk@stusta.de>
---
drivers/pci/hotplug/cpqphp_ctrl.c | 28 +++++++--------------------- 1 file changed, 7 insertions(+), 21 deletions(-)
--- linux-2.6.15-rc1-mm2-full/drivers/pci/hotplug/cpqphp_ctrl.c.old 2005-11-20 22:43:44.000000000 +0100 +++ linux-2.6.15-rc1-mm2-full/drivers/pci/hotplug/cpqphp_ctrl.c 2005-11-20 22:44:58.000000000 +0100 @@ -2630,29 +2630,15 @@ hold_mem_node = NULL; } - /* If we have prefetchable memory resources copy them and - * fill in the bridge's memory range registers. Otherwise, - * fill in the range registers with values that disable them. */ - if (p_mem_node) { - memcpy(hold_p_mem_node, p_mem_node, sizeof(struct pci_resource)); - p_mem_node->next = NULL; - - /* set Pre Mem base and Limit registers */ - temp_word = p_mem_node->base >> 16; - rc = pci_bus_write_config_word (pci_bus, devfn, PCI_PREF_MEMORY_BASE, temp_word); + memcpy(hold_p_mem_node, p_mem_node, sizeof(struct pci_resource)); + p_mem_node->next = NULL; - temp_word = (p_mem_node->base + p_mem_node->length - 1) >> 16; - rc = pci_bus_write_config_word (pci_bus, devfn, PCI_PREF_MEMORY_LIMIT, temp_word); - } else { - temp_word = 0xFFFF; - rc = pci_bus_write_config_word (pci_bus, devfn, PCI_PREF_MEMORY_BASE, temp_word); - - temp_word = 0x0000; - rc = pci_bus_write_config_word (pci_bus, devfn, PCI_PREF_MEMORY_LIMIT, temp_word); + /* set Pre Mem base and Limit registers */ + temp_word = p_mem_node->base >> 16; + rc = pci_bus_write_config_word (pci_bus, devfn, PCI_PREF_MEMORY_BASE, temp_word); - kfree(hold_p_mem_node); - hold_p_mem_node = NULL; - } + temp_word = (p_mem_node->base + p_mem_node->length - 1) >> 16; + rc = pci_bus_write_config_word (pci_bus, devfn, PCI_PREF_MEMORY_LIMIT, temp_word); /* Adjust this to compensate for extra adjustment in first loop */ irqs.barber_pole--; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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