diff options
| author | Paolo Bonzini <pbonzini@redhat.com> | 2022-12-01 23:49:57 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2023-04-20 11:17:36 +0200 |
| commit | dd5b6780f78bcbfc2120d879b092a8380d8bc706 (patch) | |
| tree | b69b69ce17768eda100e3e09959fc17bb306a260 /nbd | |
| parent | 000eebcfe8824aa35face1d06b0fa3ab3ec2aea8 (diff) | |
nbd: a BlockExport always has a BlockBackend
exp->common.blk cannot be NULL, nbd_export_delete() is only called (through
a bottom half) from blk_exp_unref() and in turn that can only happen
after blk_exp_add() has asserted exp->blk != NULL.
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'nbd')
| -rw-r--r-- | nbd/server.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/nbd/server.c b/nbd/server.c index 3d8d0d81df..4f5c42f84d 100644 --- a/nbd/server.c +++ b/nbd/server.c @@ -1847,15 +1847,13 @@ static void nbd_export_delete(BlockExport *blk_exp) g_free(exp->description); exp->description = NULL; - if (exp->common.blk) { - if (exp->eject_notifier_blk) { - notifier_remove(&exp->eject_notifier); - blk_unref(exp->eject_notifier_blk); - } - blk_remove_aio_context_notifier(exp->common.blk, blk_aio_attached, - blk_aio_detach, exp); - blk_set_disable_request_queuing(exp->common.blk, false); + if (exp->eject_notifier_blk) { + notifier_remove(&exp->eject_notifier); + blk_unref(exp->eject_notifier_blk); } + blk_remove_aio_context_notifier(exp->common.blk, blk_aio_attached, + blk_aio_detach, exp); + blk_set_disable_request_queuing(exp->common.blk, false); for (i = 0; i < exp->nr_export_bitmaps; i++) { bdrv_dirty_bitmap_set_busy(exp->export_bitmaps[i], false); |