TheCloud/fuse-overlayfs
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main: always lookup the parent directory

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Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
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Giuseppe Scrivano 2022-01-17 17:03:14 +01:00
parent 2a766e3912
commit 59816ac69d
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GPG Key ID: 67E38F7A8BA21772
1 changed files with 8 additions and 1 deletions
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main.c
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@ -4465,6 +4465,13 @@ ovl_rename_direct (fuse_req_t req, fuse_ino_t parent, const char *name,
struct ovl_node key; struct ovl_node key;
bool destnode_is_whiteout = false; bool destnode_is_whiteout = false;
pnode = do_lookup_file (lo, parent, NULL);
if (pnode == NULL || pnode->whiteout)
{
fuse_reply_err (req, ENOENT);
return;
}
node = do_lookup_file (lo, parent, name); node = do_lookup_file (lo, parent, name);
if (node == NULL || node->whiteout) if (node == NULL || node->whiteout)
{ {
@ -4487,7 +4494,6 @@ ovl_rename_direct (fuse_req_t req, fuse_ino_t parent, const char *name,
return; return;
} }
} }
pnode = node->parent;
destpnode = do_lookup_file (lo, newparent, NULL); destpnode = do_lookup_file (lo, newparent, NULL);
destnode = NULL; destnode = NULL;
@ -4527,6 +4533,7 @@ ovl_rename_direct (fuse_req_t req, fuse_ino_t parent, const char *name,
{ {
size_t destnode_whiteouts = 0; size_t destnode_whiteouts = 0;
errno = EINVAL;
if (!destnode->whiteout && destnode->tmp_ino == node->tmp_ino && destnode->tmp_dev == node->tmp_dev) if (!destnode->whiteout && destnode->tmp_ino == node->tmp_ino && destnode->tmp_dev == node->tmp_dev)
goto error; goto error;