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Commit d87f6d78 authored by Theodore Ts'o's avatar Theodore Ts'o
Browse files

ext4 crypto: policies may only be set on directories 



Thanks to Chao Yu <chao2.yu@samsung.com> for pointing out we were
missing this check.

Signed-off-by: default avatarTheodore Ts'o <tytso@mit.edu>
parent c2faccaf

fs/ext4/crypto_policy.c

+2 −0
Original line number Diff line number Diff line
@@ -93,6 +93,8 @@ int ext4_process_policy(const struct ext4_encryption_policy *policy, 
		return -EINVAL;



	if (!ext4_inode_has_encryption_context(inode)) {

		if (!S_ISDIR(inode->i_mode))

			return -EINVAL;

		if (!ext4_empty_dir(inode))

			return -ENOTEMPTY;

		return ext4_create_encryption_context_from_policy(inode,