On 10/14/2020 12:30 PM, Tal Shnaiderman wrote:
When reading bus and segment values using SPDRP_BUSNUMBER bits 24-31 are undefined. They are cleared to verify we read the segment number correctly. Fixes: c3adf8144a1 ("bus/pci: support segment value as address domain on Window") Cc: [email protected] Signed-off-by: Tal Shnaiderman <[email protected]> --- drivers/bus/pci/windows/pci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/bus/pci/windows/pci.c b/drivers/bus/pci/windows/pci.c index 2cd010a09b..2b0a7a7c86 100644 --- a/drivers/bus/pci/windows/pci.c +++ b/drivers/bus/pci/windows/pci.c @@ -195,7 +195,7 @@ get_device_pci_address(HDEVINFO dev_info, return -1; }- addr->domain = bus_num >> 8;+ addr->domain = (bus_num >> 8) & 0xffff; addr->bus = bus_num & 0xff; addr->devid = dev_and_func >> 16; addr->function = dev_and_func & 0xffff;
Acked-by: Ranjit Menon <[email protected]>
