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authorLinus Torvalds <torvalds@linux-foundation.org>2017-01-02 18:32:59 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-01-02 18:32:59 -0800
commitc8b4ec8351d21da3299b045b37920e5cf5590793 (patch)
tree24143a2a29a0577df09857478a0c56794b46dfd7 /fs
parentda2875673660c114dc7d65edcd1f97023d0ed624 (diff)
parent42d97eb0ade31e1bc537d086842f5d6e766d9d51 (diff)
downloadlinux-c8b4ec8351d21da3299b045b37920e5cf5590793.tar.bz2
Merge tag 'fscrypt-for-stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/fscrypt
Pull fscrypt fixes from Ted Ts'o: "Two fscrypt bug fixes, one of which was unmasked by an update to the crypto tree during the merge window" * tag 'fscrypt-for-stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/fscrypt: fscrypt: fix renaming and linking special files fscrypt: fix the test_dummy_encryption mount option
Diffstat (limited to 'fs')
-rw-r--r--fs/crypto/keyinfo.c3
-rw-r--r--fs/crypto/policy.c5
2 files changed, 7 insertions, 1 deletions
diff --git a/fs/crypto/keyinfo.c b/fs/crypto/keyinfo.c
index 6eeea1dcba41..95cd4c3b06c3 100644
--- a/fs/crypto/keyinfo.c
+++ b/fs/crypto/keyinfo.c
@@ -248,7 +248,8 @@ retry:
goto out;
if (fscrypt_dummy_context_enabled(inode)) {
- memset(raw_key, 0x42, FS_AES_256_XTS_KEY_SIZE);
+ memset(raw_key, 0x42, keysize/2);
+ memset(raw_key+keysize/2, 0x24, keysize - (keysize/2));
goto got_key;
}
diff --git a/fs/crypto/policy.c b/fs/crypto/policy.c
index 6ed7c2eebeec..d6cd7ea4851d 100644
--- a/fs/crypto/policy.c
+++ b/fs/crypto/policy.c
@@ -179,6 +179,11 @@ int fscrypt_has_permitted_context(struct inode *parent, struct inode *child)
BUG_ON(1);
}
+ /* No restrictions on file types which are never encrypted */
+ if (!S_ISREG(child->i_mode) && !S_ISDIR(child->i_mode) &&
+ !S_ISLNK(child->i_mode))
+ return 1;
+
/* no restrictions if the parent directory is not encrypted */
if (!parent->i_sb->s_cop->is_encrypted(parent))
return 1;