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authorKevin Wolf <kwolf@redhat.com>2017-01-24 13:43:31 +0100
committerKevin Wolf <kwolf@redhat.com>2017-02-28 20:40:36 +0100
commita17c17a274f24f0c0259f89d288f29b8ce0511aa (patch)
tree592723a71539dd34bdb76b7fe74f9898be7dcb90 /hw/usb
parent39829a01ae524788c68dc0794e6912faa898eb75 (diff)
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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 <kwolf@redhat.com> Acked-by: Fam Zheng <famz@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com>
Diffstat (limited to 'hw/usb')
-rw-r--r--hw/usb/dev-storage.c6
1 files changed, 5 insertions, 1 deletions
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