We have to account the name of the symlink and not the target length.
Fixes: ca7f85be8d6c ("ubifs: Add support for encrypted symlinks")
Cc: <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Richard Weinberger <richard@xxxxxx>
---
fs/ubifs/dir.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index 4e267cc21c77..5c0d9a89663d 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -1123,8 +1123,7 @@ static int ubifs_symlink(struct inode *dir, struct dentry *dentry,
struct ubifs_inode *ui;
struct ubifs_inode *dir_ui = ubifs_inode(dir);
struct ubifs_info *c = dir->i_sb->s_fs_info;
- int err, len = strlen(symname);
- int sz_change = CALC_DENT_SIZE(len);
+ 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),
@@ -1151,6 +1150,8 @@ static int ubifs_symlink(struct inode *dir, struct dentry *dentry,
if (err)
goto out_budg;
+ sz_change = CALC_DENT_SIZE(fname_len(&nm));
+
inode = ubifs_new_inode(c, dir, S_IFLNK | S_IRWXUGO);
if (IS_ERR(inode)) {
err = PTR_ERR(inode);
--
2.13.6
