On Sat 09-08-14 09:49:31, Chao Yu wrote:
> We have released the ->i_data_sem before invoking udf_add_entry(),
> so in following error path, we should not release this lock again.
Good catch. I've merged the patch to my tree. Thanks.
Honza
>
> Signed-off-by: Chao Yu <chao2...@samsung.com>
> ---
> fs/udf/namei.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/fs/udf/namei.c b/fs/udf/namei.c
> index 9737cba..83a0600 100644
> --- a/fs/udf/namei.c
> +++ b/fs/udf/namei.c
> @@ -1014,7 +1014,7 @@ static int udf_symlink(struct inode *dir, struct dentry
> *dentry,
>
> fi = udf_add_entry(dir, dentry, &fibh, &cfi, &err);
> if (!fi)
> - goto out_no_entry;
> + goto out_fail;
> cfi.icb.extLength = cpu_to_le32(sb->s_blocksize);
> cfi.icb.extLocation = cpu_to_lelb(iinfo->i_location);
> if (UDF_SB(inode->i_sb)->s_lvid_bh) {
> @@ -1036,6 +1036,7 @@ out:
>
> out_no_entry:
> up_write(&iinfo->i_data_sem);
> +out_fail:
> inode_dec_link_count(inode);
> iput(inode);
> goto out;
> --
> 2.0.1.474.g72c7794
>
>
--
Jan Kara <j...@suse.cz>
SUSE Labs, CR
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