@@ -814,6 +814,7 @@ int ecryptfs_init_crypt_ctx(struct ecryptfs_crypt_stat *crypt_stat)
kfree(full_alg_name);
if (IS_ERR(crypt_stat->tfm)) {
rc = PTR_ERR(crypt_stat->tfm);
+ crypt_stat->tfm = NULL;
ecryptfs_printk(KERN_ERR, "cryptfs: init_crypt_ctx(): "
"Error initializing cipher [%s]\n",
crypt_stat->cipher);
@@ -1317,8 +1317,10 @@ parse_tag_3_packet(struct ecryptfs_crypt_stat *crypt_stat,
rc = -EINVAL;
goto out_free;
}
- ecryptfs_cipher_code_to_string(crypt_stat->cipher,
- (u16)data[(*packet_size)]);
+ rc = ecryptfs_cipher_code_to_string(crypt_stat->cipher,
+ (u16)data[(*packet_size)]);
+ if (rc)
+ goto out_free;
/* A little extra work to differentiate among the AES key
* sizes; see RFC2440 */
switch(data[(*packet_size)++]) {
@@ -1329,7 +1331,9 @@ parse_tag_3_packet(struct ecryptfs_crypt_stat *crypt_stat,
crypt_stat->key_size =
(*new_auth_tok)->session_key.encrypted_key_size;
}
- ecryptfs_init_crypt_ctx(crypt_stat);
+ rc = ecryptfs_init_crypt_ctx(crypt_stat);
+ if (rc)
+ goto out_free;
if (unlikely(data[(*packet_size)++] != 0x03)) {
printk(KERN_WARNING "Only S2K ID 3 is currently supported\n");
rc = -ENOSYS;