From f0c369284d8da6691d3895d9d9d83015c141008a Mon Sep 17 00:00:00 2001 From: Suneel Garapati Date: Mon, 4 May 2020 21:25:25 -0700 Subject: [PATCH] pci: pci-uclass: Check validity of ofnode Add check if the referenced ofnode is valid. Signed-off-by: Suneel Garapati Reviewed-by: Simon Glass Cc: Bin Meng --- drivers/pci/pci-uclass.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/pci/pci-uclass.c b/drivers/pci/pci-uclass.c index fc60dfe395..d8a6647a1d 100644 --- a/drivers/pci/pci-uclass.c +++ b/drivers/pci/pci-uclass.c @@ -539,7 +539,8 @@ int pci_auto_config_devices(struct udevice *bus) int ret; debug("%s: device %s\n", __func__, dev->name); - if (dev_read_bool(dev, "pci,no-autoconfig")) + if (dev_of_valid(dev) && + dev_read_bool(dev, "pci,no-autoconfig")) continue; ret = dm_pciauto_config_device(dev); if (ret < 0) @@ -1025,8 +1026,11 @@ static int pci_uclass_pre_probe(struct udevice *bus) hose->bus = bus; hose->first_busno = bus->seq; hose->last_busno = bus->seq; - hose->skip_auto_config_until_reloc = - dev_read_bool(bus, "u-boot,skip-auto-config-until-reloc"); + if (dev_of_valid(bus)) { + hose->skip_auto_config_until_reloc = + dev_read_bool(bus, + "u-boot,skip-auto-config-until-reloc"); + } return 0; }