dm cache metadata: return bool from __superblock_all_zeroes

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Joe Thornber 2013-10-24 14:10:28 -04:00 committed by Mike Snitzer
parent 0184b44e32
commit dd8b0c2096

View File

@ -198,7 +198,7 @@ static int superblock_lock(struct dm_cache_metadata *cmd,
/*----------------------------------------------------------------*/
static int __superblock_all_zeroes(struct dm_block_manager *bm, int *result)
static int __superblock_all_zeroes(struct dm_block_manager *bm, bool *result)
{
int r;
unsigned i;
@ -214,10 +214,10 @@ static int __superblock_all_zeroes(struct dm_block_manager *bm, int *result)
return r;
data_le = dm_block_data(b);
*result = 1;
*result = true;
for (i = 0; i < sb_block_size; i++) {
if (data_le[i] != zero) {
*result = 0;
*result = false;
break;
}
}
@ -411,7 +411,8 @@ static int __open_metadata(struct dm_cache_metadata *cmd)
static int __open_or_format_metadata(struct dm_cache_metadata *cmd,
bool format_device)
{
int r, unformatted;
int r;
bool unformatted = false;
r = __superblock_all_zeroes(cmd->bm, &unformatted);
if (r)