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x86/PCI: MMCONFIG: simplify tests for empty pci_mmcfg_config table 

We never set pci_mmcfg_config unless we increment pci_mmcfg_config_num,
so there's no need to test both pci_mmcfg_config_num and pci_mmcfg_config.

Reviewed-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Bjorn Helgaas 2009-11-13 17:33:58 -07:00 committed by Jesse Barnes
parent 7da7d360ae
commit 463a5df175
1 changed files with 0 additions and 3 deletions
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3
arch/x86/pci/mmconfig-shared.c
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@ -472,7 +472,6 @@ static void __init pci_mmcfg_reject_broken(int early)
int i;
if ((pci_mmcfg_config_num == 0) ||
(pci_mmcfg_config == NULL) ||
(pci_mmcfg_config[0].address == 0))
return;
@ -618,7 +617,6 @@ static void __init __pci_mmcfg_init(int early)
pci_mmcfg_reject_broken(early);
if ((pci_mmcfg_config_num == 0) ||
(pci_mmcfg_config == NULL) ||
(pci_mmcfg_config[0].address == 0))
return;
@ -652,7 +650,6 @@ static int __init pci_mmcfg_late_insert_resources(void)
if ((pci_mmcfg_resources_inserted == 1) ||
(pci_probe & PCI_PROBE_MMCONF) == 0 ||
(pci_mmcfg_config_num == 0) ||
(pci_mmcfg_config == NULL) ||
(pci_mmcfg_config[0].address == 0))
return 1;