There is no need to ignore this flag. We should be as close to storage in that regard as makes sense, so honor flags whose cost is tiny. Signed-off-by: Oliver Neukum <oneukum@xxxxxxxx> --- drivers/usb/storage/uas.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c index 6adc8f9a9ab0..4d4723e15c61 100644 --- a/drivers/usb/storage/uas.c +++ b/drivers/usb/storage/uas.c @@ -846,6 +846,12 @@ static int uas_slave_configure(struct scsi_device *sdev) if (devinfo->flags & US_FL_FIX_CAPACITY) sdev->fix_capacity = 1; + /* + * in some cases we have to guess + */ + if (devinfo->flags & US_FL_CAPACITY_HEURISTICS) + sdev->guess_capacity = 1; + /* * Some devices don't like MODE SENSE with page=0x3f, * which is the command used for checking if a device -- 2.16.4