[PATCH 3/3] PCI/AER: Use pci_aer_raw_clear_status() to clear root port's AER error status

[Zhuo Chen]

Statements clearing AER error status in aer_enable_rootport() has the
same function as pci_aer_raw_clear_status(). So we replace them, which
has no functional changes.

Signed-off-by: Zhuo Chen <chenzhu...@bytedance.com>
---
 drivers/pci/pcie/aer.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/pci/pcie/aer.c b/drivers/pci/pcie/aer.c
index d2996afa80f6..eb0193f279f2 100644
--- a/drivers/pci/pcie/aer.c
+++ b/drivers/pci/pcie/aer.c
@@ -1287,12 +1287,7 @@ static void aer_enable_rootport(struct aer_rpc *rpc)
                                   SYSTEM_ERROR_INTR_ON_MESG_MASK);
 
        /* Clear error status */
-       pci_read_config_dword(pdev, aer + PCI_ERR_ROOT_STATUS, &reg32);
-       pci_write_config_dword(pdev, aer + PCI_ERR_ROOT_STATUS, reg32);
-       pci_read_config_dword(pdev, aer + PCI_ERR_COR_STATUS, &reg32);
-       pci_write_config_dword(pdev, aer + PCI_ERR_COR_STATUS, reg32);
-       pci_read_config_dword(pdev, aer + PCI_ERR_UNCOR_STATUS, &reg32);
-       pci_write_config_dword(pdev, aer + PCI_ERR_UNCOR_STATUS, reg32);
+       pci_aer_raw_clear_status(pdev);
 
        /*
         * Enable error reporting for the root port device and downstream port
-- 
2.30.1 (Apple Git-130)