Commit 00ee8b60 authored by Richard Weinberger's avatar Richard Weinberger
Browse files

ubifs: Fix directory size calculation for symlinks 



We have to account the name of the symlink and not the target length.

Fixes: ca7f85be ("ubifs: Add support for encrypted symlinks")
Cc: <stable@vger.kernel.org>
Signed-off-by: default avatarRichard Weinberger <richard@nod.at>
parent 94710cac

fs/ubifs/dir.c

+3 −2
Original line number Diff line number Diff line
@@ -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);