Commit ca35ffea authored by Ilya Dryomov's avatar Ilya Dryomov

libceph: handle non-empty dest in ceph_{oloc,oid}_copy()

Signed-off-by: default avatarIlya Dryomov <idryomov@gmail.com>
parent f179d3ba
......@@ -1547,12 +1547,13 @@ struct ceph_osdmap *osdmap_apply_incremental(void **p, void *end,
void ceph_oloc_copy(struct ceph_object_locator *dest,
const struct ceph_object_locator *src)
{
WARN_ON(!ceph_oloc_empty(dest));
WARN_ON(dest->pool_ns); /* empty() only covers ->pool */
ceph_oloc_destroy(dest);
dest->pool = src->pool;
if (src->pool_ns)
dest->pool_ns = ceph_get_string(src->pool_ns);
else
dest->pool_ns = NULL;
}
EXPORT_SYMBOL(ceph_oloc_copy);
......@@ -1565,14 +1566,15 @@ EXPORT_SYMBOL(ceph_oloc_destroy);
void ceph_oid_copy(struct ceph_object_id *dest,
const struct ceph_object_id *src)
{
WARN_ON(!ceph_oid_empty(dest));
ceph_oid_destroy(dest);
if (src->name != src->inline_name) {
/* very rare, see ceph_object_id definition */
dest->name = kmalloc(src->name_len + 1,
GFP_NOIO | __GFP_NOFAIL);
} else {
dest->name = dest->inline_name;
}
memcpy(dest->name, src->name, src->name_len + 1);
dest->name_len = src->name_len;
}
......
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