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eCryptfs: change the type of cipher_code from u16 to u8

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Only the lower byte of cipher_code is ever used, so it makes sense
for its type to be u8.

Signed-off-by: Trevor Highland <trevor.highland@gmail.com>
Cc: Michael Halcrow <mhalcrow@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Trevor Highland
2008-02-06 01:38:36 -08:00
committed by Linus Torvalds
parent 25bd817403
commit 19e66a67e9
3 changed files with 10 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
fs/ecryptfs/crypto.c
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@ -1128,7 +1128,7 @@ write_ecryptfs_flags(char *page_virt, struct ecryptfs_crypt_stat *crypt_stat,
struct ecryptfs_cipher_code_str_map_elem {
char cipher_str[16];
u16 cipher_code;
u8 cipher_code;
};
/* Add support for additional ciphers by adding elements here. The
@ -1152,10 +1152,10 @@ ecryptfs_cipher_code_str_map[] = {
*
* Returns zero on no match, or the cipher code on match
*/
u16 ecryptfs_code_for_cipher_string(struct ecryptfs_crypt_stat *crypt_stat)
u8 ecryptfs_code_for_cipher_string(struct ecryptfs_crypt_stat *crypt_stat)
{
int i;
u16 code = 0;
u8 code = 0;
struct ecryptfs_cipher_code_str_map_elem *map =
ecryptfs_cipher_code_str_map;
@ -1187,7 +1187,7 @@ u16 ecryptfs_code_for_cipher_string(struct ecryptfs_crypt_stat *crypt_stat)
*
* Returns zero on success
*/
int ecryptfs_cipher_code_to_string(char *str, u16 cipher_code)
int ecryptfs_cipher_code_to_string(char *str, u8 cipher_code)
{
int rc = 0;
int i;