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f2fs: switch to fscrypt_file_open() 

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Eric Biggers 2017-11-29 12:35:28 -08:00 committed by Jaegeuk Kim
parent 6671726054
commit 2e168c82dc
1 changed files with 3 additions and 15 deletions
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18
fs/f2fs/file.c
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@ -472,22 +472,10 @@ static int f2fs_file_mmap(struct file *file, struct vm_area_struct *vma)
static int f2fs_file_open(struct inode *inode, struct file *filp)
{
struct dentry *dir;
int err = fscrypt_file_open(inode, filp);
if (f2fs_encrypted_inode(inode)) {
int ret = fscrypt_get_encryption_info(inode);
if (ret)
return -EACCES;
if (!fscrypt_has_encryption_key(inode))
return -ENOKEY;
}
dir = dget_parent(file_dentry(filp));
if (f2fs_encrypted_inode(d_inode(dir)) &&
!fscrypt_has_permitted_context(d_inode(dir), inode)) {
dput(dir);
return -EPERM;
}
dput(dir);
if (err)
return err;
return dquot_file_open(inode, filp);
}