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Revert "cryptfs: Don't hardcode ikey buffer size"

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This reverts commit f45a70c416.
This commit is contained in:
Greg Kaiser 2018-02-14 11:26:12 -08:00
parent 2c92d7b6a1
commit b802078adc
1 changed files with 2 additions and 2 deletions
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4
cryptfs.cpp
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@ -1112,7 +1112,7 @@ static int encrypt_master_key(const char *passwd, const unsigned char *salt,
unsigned char *encrypted_master_key, unsigned char *encrypted_master_key,
struct crypt_mnt_ftr *crypt_ftr) struct crypt_mnt_ftr *crypt_ftr)
{ {
unsigned char ikey[KEY_LEN_BYTES+IV_LEN_BYTES] = { 0 }; unsigned char ikey[32+32] = { 0 }; /* Big enough to hold a 256 bit key and 256 bit IV */
EVP_CIPHER_CTX e_ctx; EVP_CIPHER_CTX e_ctx;
int encrypted_len, final_len; int encrypted_len, final_len;
int rc = 0; int rc = 0;
@ -1199,7 +1199,7 @@ static int decrypt_master_key_aux(const char *passwd, unsigned char *salt,
unsigned char** intermediate_key, unsigned char** intermediate_key,
size_t* intermediate_key_size) size_t* intermediate_key_size)
{ {
unsigned char ikey[KEY_LEN_BYTES+IV_LEN_BYTES] = { 0 }; unsigned char ikey[32+32] = { 0 }; /* Big enough to hold a 256 bit key and 256 bit IV */
EVP_CIPHER_CTX d_ctx; EVP_CIPHER_CTX d_ctx;
int decrypted_len, final_len; int decrypted_len, final_len;