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path: root/fs/udf/namei.c
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Diffstat (limited to 'fs/udf/namei.c')
-rw-r--r--fs/udf/namei.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/udf/namei.c b/fs/udf/namei.c
index 701fcda..d5eb000 100644
--- a/fs/udf/namei.c
+++ b/fs/udf/namei.c
@@ -893,18 +893,18 @@ static int udf_symlink(struct inode *dir, struct dentry *dentry,
struct udf_inode_info *iinfo;
struct super_block *sb = dir->i_sb;
- lock_kernel();
inode = udf_new_inode(dir, S_IFLNK | S_IRWXUGO, &err);
if (!inode)
goto out;
+ iinfo = UDF_I(inode);
+ down_write(&iinfo->i_data_sem);
name = kmalloc(UDF_NAME_LEN, GFP_NOFS);
if (!name) {
err = -ENOMEM;
goto out_no_entry;
}
- iinfo = UDF_I(inode);
inode->i_data.a_ops = &udf_symlink_aops;
inode->i_op = &udf_symlink_inode_operations;
@@ -1024,6 +1024,7 @@ static int udf_symlink(struct inode *dir, struct dentry *dentry,
udf_write_fi(dir, &cfi, fi, &fibh, NULL, NULL);
if (UDF_I(dir)->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB)
mark_inode_dirty(dir);
+ up_write(&iinfo->i_data_sem);
if (fibh.sbh != fibh.ebh)
brelse(fibh.ebh);
brelse(fibh.sbh);
@@ -1032,10 +1033,10 @@ static int udf_symlink(struct inode *dir, struct dentry *dentry,
out:
kfree(name);
- unlock_kernel();
return err;
out_no_entry:
+ up_write(&iinfo->i_data_sem);
inode_dec_link_count(inode);
iput(inode);
goto out;