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-rw-r--r--fs/ubifs/dir.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index 111905ddb..3b93b14e0 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -1141,7 +1141,6 @@ static int ubifs_symlink(struct inode *dir, struct dentry *dentry,
int err, sz_change, len = strlen(symname);
struct fscrypt_str disk_link;
struct ubifs_budget_req req = { .new_ino = 1, .new_dent = 1,
- .new_ino_d = ALIGN(len, 8),
.dirtied_ino = 1 };
struct fscrypt_name nm;
@@ -1157,6 +1156,7 @@ static int ubifs_symlink(struct inode *dir, struct dentry *dentry,
* Budget request settings: new inode, new direntry and changing parent
* directory inode.
*/
+ req.new_ino_d = ALIGN(disk_link.len - 1, 8);
err = ubifs_budget_space(c, &req);
if (err)
return err;
@@ -1309,9 +1309,13 @@ static int do_rename(struct inode *old_dir, struct dentry *old_dentry,
old_dentry, old_inode->i_ino, old_dir->i_ino,
new_dentry, new_dir->i_ino, flags);
- if (unlink)
+ if (unlink) {
ubifs_assert(c, inode_is_locked(new_inode));
+ /* Budget for old inode's data when its nlink > 1. */
+ req.dirtied_ino_d = ALIGN(ubifs_inode(new_inode)->data_len, 8);
+ }
+
if (unlink && is_dir) {
err = ubifs_check_dir_empty(new_inode);
if (err)
@@ -1549,6 +1553,10 @@ static int ubifs_xrename(struct inode *old_dir, struct dentry *old_dentry,
return err;
}
+ err = ubifs_budget_space(c, &req);
+ if (err)
+ goto out;
+
lock_4_inodes(old_dir, new_dir, NULL, NULL);
time = current_time(old_dir);
@@ -1574,6 +1582,7 @@ static int ubifs_xrename(struct inode *old_dir, struct dentry *old_dentry,
unlock_4_inodes(old_dir, new_dir, NULL, NULL);
ubifs_release_budget(c, &req);
+out:
fscrypt_free_filename(&fst_nm);
fscrypt_free_filename(&snd_nm);
return err;