sheepdog: fix snapshot tag initialization

This is an old and obvious bug. We should pass snapshot_id to the
tag. Or simple command like 'qemu-img snapshot -a tag sheepdog:image' will fail

Cc: qemu-devel@nongnu.org
Cc: MORITA Kazutaka <morita.kazutaka@lab.ntt.co.jp>
Cc: Kevin Wolf <kwolf@redhat.com>
Cc: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Liu Yuan <namei.unix@gmail.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Liu Yuan 2013-06-08 01:54:25 +08:00 committed by Kevin Wolf
parent 38aea177d9
commit b579ffb3fd

View File

@ -2063,7 +2063,7 @@ static int sd_snapshot_goto(BlockDriverState *bs, const char *snapshot_id)
if (snapid) {
tag[0] = 0;
} else {
pstrcpy(tag, sizeof(tag), s->name);
pstrcpy(tag, sizeof(tag), snapshot_id);
}
ret = reload_inode(s, snapid, tag);