diff options
| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-04-11 15:10:11 -0700 |
|---|---|---|
| committer | Mister Oyster <oysterized@gmail.com> | 2017-04-13 12:33:15 +0200 |
| commit | dd502e4ea6da3601bc29639142c10937c3bcd26f (patch) | |
| tree | a2ae147e9533936e24bdff939f28f1aa01ab9c98 /fs/crypto | |
| parent | c7211544d7ef888e777700cbea05770b81169d82 (diff) | |
fscrypto: use dget_parent() in fscrypt_d_revalidate()
This patch updates fscrypto along with the below ext4 crypto change.
Fixes: 3d43bcfef5f0 ("ext4 crypto: use dget_parent() in ext4_d_revalidate()")
Cc: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Conflicts:
fs/crypto/crypto.c
Diffstat (limited to 'fs/crypto')
| -rw-r--r-- | fs/crypto/crypto.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/fs/crypto/crypto.c b/fs/crypto/crypto.c index 4d3e50623..aec064f2c 100644 --- a/fs/crypto/crypto.c +++ b/fs/crypto/crypto.c @@ -344,13 +344,17 @@ EXPORT_SYMBOL(fscrypt_zeroout_range); */ static int fscrypt_d_revalidate(struct dentry *dentry, unsigned int flags) { - struct inode *dir = dentry->d_parent->d_inode; - struct fscrypt_info *ci = dir->i_crypt_info; + struct dentry *dir; + struct fscrypt_info *ci; int dir_has_key, cached_with_key; - if (!dir->i_sb->s_cop->is_encrypted(dir)) + dir = dget_parent(dentry); + if (!dir->d_inode->i_sb->s_cop->is_encrypted(dir->d_inode)) { + dput(dir); return 0; + } + ci = dir->d_inode->i_crypt_info; if (ci && ci->ci_keyring_key && (ci->ci_keyring_key->flags & ((1 << KEY_FLAG_INVALIDATED) | (1 << KEY_FLAG_REVOKED) | @@ -362,6 +366,7 @@ static int fscrypt_d_revalidate(struct dentry *dentry, unsigned int flags) cached_with_key = dentry->d_flags & DCACHE_ENCRYPTED_WITH_KEY; spin_unlock(&dentry->d_lock); dir_has_key = (ci != NULL); + dput(dir); /* * If the dentry was cached without the key, and it is a |