linux-kernel - [PATCH 5.10 476/545] PCI/ERR: Simplify by using pci_upstream

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Date:   Fri, 19 Aug 2022 17:44:06 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Sean V Kelley <sean.v.kelley@...el.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Kuppuswamy Sathyanarayanan 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>,
        Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.10 476/545] PCI/ERR: Simplify by using pci_upstream_bridge()

From: Sean V Kelley <sean.v.kelley@...el.com>

[ Upstream commit 5d69dcc9f839bd2d5cac7a098712f52149e1673f ]

Use pci_upstream_bridge() in place of dev->bus->self.  No functional change
intended.

Link: https://lore.kernel.org/r/20201121001036.8560-6-sean.v.kelley@intel.com
Tested-by: Jonathan Cameron <Jonathan.Cameron@...wei.com> # non-native/no RCEC
Signed-off-by: Sean V Kelley <sean.v.kelley@...el.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@...gle.com>
Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@...ux.intel.com>
Acked-by: Jonathan Cameron <Jonathan.Cameron@...wei.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/pci/pcie/err.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/pci/pcie/err.c b/drivers/pci/pcie/err.c
index db149c6ce4fb..05f61da5ed9d 100644
--- a/drivers/pci/pcie/err.c
+++ b/drivers/pci/pcie/err.c
@@ -159,7 +159,7 @@ pci_ers_result_t pcie_do_recovery(struct pci_dev *dev,
 	 */
 	if (!(pci_pcie_type(dev) == PCI_EXP_TYPE_ROOT_PORT ||
 	      pci_pcie_type(dev) == PCI_EXP_TYPE_DOWNSTREAM))
-		dev = dev->bus->self;
+		dev = pci_upstream_bridge(dev);
 	bus = dev->subordinate;
 
 	pci_dbg(dev, "broadcast error_detected message\n");
-- 
2.35.1