block/partitions/mac.c: obey the state->limit constraint

It isn't necessary to read the information of partitions whose number is
equal and more than state->limit since only maximum state->limit
partitions will be added inside rescan_partitions().

That is also what other kind of partitions are doing.

Signed-off-by: Ming Lei <[email protected]>
Cc: Jens Axboe <[email protected]>
Cc: Yasuaki Ishimatsu <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Ming Lei 2013-02-27 17:05:18 -08:00 • committed by Linus Torvalds
commit 06004e6eeb

View file

@ -63,6 +63,10 @@ int mac_partition(struct parsed_partitions *state)
put_dev_sector(sect);
return 0;
}
if (blocks_in_map >= state->limit)
blocks_in_map = state->limit - 1;
strlcat(state->pp_buf, " [mac]", PAGE_SIZE);
for (slot = 1; slot <= blocks_in_map; ++slot) {
int pos = slot * secsize;