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pstore/ram_core: Get rid of prz->ecc enable/disable flag

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Nowadays we can use prz->ecc_size as a flag, no need for the special
member in the prz struct.

Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
Acked-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Anton Vorontsov 2012-07-09 17:03:20 -07:00 committed by Greg Kroah-Hartman
parent 5ca5d4e61d
commit c1743cbc8d
2 changed files with 4 additions and 7 deletions
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10
fs/pstore/ram_core.c
View file

@ -114,7 +114,7 @@ static void notrace persistent_ram_update_ecc(struct persistent_ram_zone *prz,
int ecc_size = prz->ecc_size;
int size = prz->ecc_block_size;
if (!prz->ecc)
if (!prz->ecc_size)
return;
block = buffer->data + (start & ~(ecc_block_size - 1));
@ -133,7 +133,7 @@ static void persistent_ram_update_header_ecc(struct persistent_ram_zone *prz)
{
struct persistent_ram_buffer *buffer = prz->buffer;
if (!prz->ecc)
if (!prz->ecc_size)
return;
persistent_ram_encode_rs8(prz, (uint8_t *)buffer, sizeof(*buffer),
@ -146,7 +146,7 @@ static void persistent_ram_ecc_old(struct persistent_ram_zone *prz)
uint8_t *block;
uint8_t *par;
if (!prz->ecc)
if (!prz->ecc_size)
return;
block = buffer->data;
@ -181,7 +181,7 @@ static int persistent_ram_init_ecc(struct persistent_ram_zone *prz,
int ecc_symsize = 8;
int ecc_poly = 0x11d;
if (!prz->ecc)
if (!ecc_size)
return 0;
prz->ecc_block_size = 128;
@ -395,8 +395,6 @@ static int __devinit persistent_ram_post_init(struct persistent_ram_zone *prz,
{
int ret;
prz->ecc = ecc_size;
ret = persistent_ram_init_ecc(prz, ecc_size);
if (ret)
return ret;

1
include/linux/pstore_ram.h
View file

@ -33,7 +33,6 @@ struct persistent_ram_zone {
size_t buffer_size;
/* ECC correction */
bool ecc;
char *par_buffer;
char *par_header;
struct rs_control *rs_decoder;