Re: [PATCH v2] usb: xhci-pci: Check for errors from dm_pci_map_bar()

On 18.01.21 12:30, Pali Rohár wrote:

Function dm_pci_map_bar() may fail and returns NULL. Check this to prevent dereferencing a NULL pointer.

In xhci-pci this may happen when board does not enable CONFIG_PCI_PNP and PCI_BASE_ADDRESS_0 contains unconfigured zero address.

Signed-off-by: Pali Rohár pali@kernel.org

Reviewed-by: Stefan Roese sr@denx.de

Thanks, Stefan