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Diffstat (limited to 'fs/ext4/crypto_fname.c')
-rw-r--r--fs/ext4/crypto_fname.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/ext4/crypto_fname.c b/fs/ext4/crypto_fname.c
index 5e5afb6ef71a..026716bdbbfc 100644
--- a/fs/ext4/crypto_fname.c
+++ b/fs/ext4/crypto_fname.c
@@ -42,6 +42,12 @@ static void ext4_dir_crypt_complete(struct crypto_async_request *req, int res)
complete(&ecr->completion);
}
+bool ext4_valid_filenames_enc_mode(uint32_t mode)
+{
+ return (mode == EXT4_ENCRYPTION_MODE_AES_256_CTS ||
+ mode == EXT4_ENCRYPTION_MODE_AES_256_HEH);
+}
+
static unsigned max_name_len(struct inode *inode)
{
return S_ISLNK(inode->i_mode) ? inode->i_sb->s_blocksize :