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| author | John W. Linville <linville@tuxdriver.com> | 2011-08-24 14:08:41 -0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-08-26 10:47:57 -0400 |
| commit | 22c55e6e7ed46ad3734c206d90b5ccba3b318d22 (patch) | |
| tree | 500f138a0e99248ae6e74518e8105b62cff11395 /drivers/net/wireless/ath/ath9k/pci.c | |
| parent | ea5a08cfa5fe9d10333eb7d65a7158ab766dae93 (diff) | |
| download | linux-22c55e6e7ed46ad3734c206d90b5ccba3b318d22.tar.gz linux-22c55e6e7ed46ad3734c206d90b5ccba3b318d22.tar.bz2 linux-22c55e6e7ed46ad3734c206d90b5ccba3b318d22.zip | |
ath9k: remove replicated null check in ath_pci_aspm_init
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/pci.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/pci.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c index d704c8d9bae7..91c2e64de799 100644 --- a/drivers/net/wireless/ath/ath9k/pci.c +++ b/drivers/net/wireless/ath/ath9k/pci.c @@ -115,6 +115,8 @@ static void ath_pci_aspm_init(struct ath_common *common) return; parent = pdev->bus->self; + if (!parent) + return; if (ah->btcoex_hw.scheme != ATH_BTCOEX_CFG_NONE) { /* Bluetooth coexistance requires disabling ASPM. */ @@ -126,9 +128,6 @@ static void ath_pci_aspm_init(struct ath_common *common) * Both upstream and downstream PCIe components should * have the same ASPM settings. */ - if (!parent) - return; - pos = pci_pcie_cap(parent); pci_read_config_byte(parent, pos + PCI_EXP_LNKCTL, &aspm); aspm &= ~(PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1); @@ -137,9 +136,6 @@ static void ath_pci_aspm_init(struct ath_common *common) return; } - if (!parent) - return; - pos = pci_pcie_cap(parent); pci_read_config_byte(parent, pos + PCI_EXP_LNKCTL, &aspm); if (aspm & (PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1)) { |