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[4/4] PCI: keystone: Don't put .probe callback in .init.text section

Message ID 20231001170254.2506508-5-u.kleine-koenig@pengutronix.de (mailing list archive)
State Accepted
Headers show
Series pci: Fix some section mismatches | expand

Commit Message

Uwe Kleine-König Oct. 1, 2023, 5:02 p.m. UTC
The __init annotation makes the ks_pcie_probe() function disappear after
booting completes. However a device can also be bound later. In that
case ks_pcie_probe() is tried to be called but the backing memory is
likely already overwritten.

The right thing to do is do always have the probe callback available.
Note that the (wrong) __refdata annotation prevented this issue to be
noticed by modpost.

Fixes: 0c4ffcfe1fbc ("PCI: keystone: Add TI Keystone PCIe driver")
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
---
 drivers/pci/controller/dwc/pci-keystone.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/pci/controller/dwc/pci-keystone.c b/drivers/pci/controller/dwc/pci-keystone.c
index eb3fa17b243f..0def919f89fa 100644
--- a/drivers/pci/controller/dwc/pci-keystone.c
+++ b/drivers/pci/controller/dwc/pci-keystone.c
@@ -1100,7 +1100,7 @@  static const struct of_device_id ks_pcie_of_match[] = {
 	{ },
 };
 
-static int __init ks_pcie_probe(struct platform_device *pdev)
+static int ks_pcie_probe(struct platform_device *pdev)
 {
 	const struct dw_pcie_host_ops *host_ops;
 	const struct dw_pcie_ep_ops *ep_ops;
@@ -1318,7 +1318,7 @@  static int ks_pcie_remove(struct platform_device *pdev)
 	return 0;
 }
 
-static struct platform_driver ks_pcie_driver __refdata = {
+static struct platform_driver ks_pcie_driver = {
 	.probe  = ks_pcie_probe,
 	.remove = ks_pcie_remove,
 	.driver = {