fname_decrypt() is validating that the encrypted filename is nonempty.
However, earlier a stronger precondition was already enforced: the
encrypted filename must be at least 16 (FS_CRYPTO_BLOCK_SIZE) bytes.
Drop the redundant check for an empty filename.
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
int res = 0;
char iv[FS_CRYPTO_BLOCK_SIZE];
- if (iname->len <= 0)
- return -EIO;
-
/* Allocate request */
req = skcipher_request_alloc(tfm, GFP_NOFS);
if (!req)