From a17c17a274f24f0c0259f89d288f29b8ce0511aa Mon Sep 17 00:00:00 2001 From: Kevin Wolf Date: Tue, 24 Jan 2017 13:43:31 +0100 Subject: hw/block: Request permissions This makes all device emulations with a qdev drive property request permissions on their BlockBackend. The only thing we block at this point is resizing images for some devices that can't support it. Signed-off-by: Kevin Wolf Acked-by: Fam Zheng Reviewed-by: Max Reitz --- hw/usb/dev-storage.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'hw/usb/dev-storage.c') diff --git a/hw/usb/dev-storage.c b/hw/usb/dev-storage.c index c607f76..a71b354 100644 --- a/hw/usb/dev-storage.c +++ b/hw/usb/dev-storage.c @@ -603,7 +603,11 @@ static void usb_msd_realize_storage(USBDevice *dev, Error **errp) blkconf_serial(&s->conf, &dev->serial); blkconf_blocksizes(&s->conf); - blkconf_apply_backend_options(&s->conf); + blkconf_apply_backend_options(&s->conf, blk_is_read_only(blk), true, &err); + if (err) { + error_propagate(errp, err); + return; + } /* * Hack alert: this pretends to be a block device, but it's really -- cgit v1.1