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authorPeter Maydell <peter.maydell@linaro.org>2017-11-17 19:08:07 +0000
committerPeter Maydell <peter.maydell@linaro.org>2017-11-17 19:08:07 +0000
commit2e02083438962d26ef9dcc7100f3b378104183db (patch)
treecff9297aa3887b7d70c3250914b76277b65ee1e9 /block/qapi.c
parent085ee6d282d38b430c850900c051e6b9e8c1681f (diff)
parentd5a49c6e7d9e42059450674ec845b7bc0d62cb7e (diff)
Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging
Block layer patches for 2.11.0-rc2 # gpg: Signature made Fri 17 Nov 2017 17:58:36 GMT # gpg: using RSA key 0x7F09B272C88F2FD6 # gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>" # Primary key fingerprint: DC3D EB15 9A9A F95D 3D74 56FE 7F09 B272 C88F 2FD6 * remotes/kevin/tags/for-upstream: (25 commits) iotests: Make 087 pass without AIO enabled block: Make bdrv_next() keep strong references qcow2: Fix overly broad madvise() qcow2: Refuse to get unaligned offsets from cache qcow2: Add bounds check to get_refblock_offset() block: Guard against NULL bs->drv qcow2: Unaligned zero cluster in handle_alloc() qcow2: check_errors are fatal qcow2: reject unaligned offsets in write compressed iotests: Add test for failing qemu-img commit tests: Add check-qobject for equality tests iotests: Add test for non-string option reopening block: qobject_is_equal() in bdrv_reopen_prepare() qapi: Add qobject_is_equal() qapi/qlist: Add qlist_append_null() macro qapi/qnull: Add own header qcow2: fix image corruption on commit with persistent bitmap iotests: test clearing unknown autoclear_features by qcow2 block: Fix permissions in image activation qcow2: fix image corruption after committing qcow2 image into base ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'block/qapi.c')
-rw-r--r--block/qapi.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/block/qapi.c b/block/qapi.c
index 7fa2437923..fc10f0a565 100644
--- a/block/qapi.c
+++ b/block/qapi.c
@@ -39,8 +39,14 @@ BlockDeviceInfo *bdrv_block_device_info(BlockBackend *blk,
{
ImageInfo **p_image_info;
BlockDriverState *bs0;
- BlockDeviceInfo *info = g_malloc0(sizeof(*info));
+ BlockDeviceInfo *info;
+ if (!bs->drv) {
+ error_setg(errp, "Block device %s is ejected", bs->node_name);
+ return NULL;
+ }
+
+ info = g_malloc0(sizeof(*info));
info->file = g_strdup(bs->filename);
info->ro = bs->read_only;
info->drv = g_strdup(bs->drv->format_name);