X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fmd%2Fdm-delay.c;h=bdd37f881c42ab757cb381514db10d4d232b854e;hb=ef5fa1b191fc4cda7233491626585d1397535e26;hp=6928c136d3c540d8fdcec9730216f436e1cd9131;hpb=5e16e3f0e24dadb79b96b6134cd3303f0d42f0c5;p=linux-2.6-omap-h63xx.git diff --git a/drivers/md/dm-delay.c b/drivers/md/dm-delay.c index 6928c136d3c..bdd37f881c4 100644 --- a/drivers/md/dm-delay.c +++ b/drivers/md/dm-delay.c @@ -83,7 +83,7 @@ static struct bio *flush_delayed_bios(struct delay_c *dc, int flush_all) struct dm_delay_info *delayed, *next; unsigned long next_expires = 0; int start_timer = 0; - BIO_LIST(flush_bios); + struct bio_list flush_bios = { }; mutex_lock(&delayed_bios_lock); list_for_each_entry_safe(delayed, next, &dc->delayed_bios, list) { @@ -163,34 +163,32 @@ static int delay_ctr(struct dm_target *ti, unsigned int argc, char **argv) goto bad; } - if (argc == 3) { - dc->dev_write = NULL; + dc->dev_write = NULL; + if (argc == 3) goto out; - } if (sscanf(argv[4], "%llu", &tmpll) != 1) { ti->error = "Invalid write device sector"; - goto bad; + goto bad_dev_read; } dc->start_write = tmpll; if (sscanf(argv[5], "%u", &dc->write_delay) != 1) { ti->error = "Invalid write delay"; - goto bad; + goto bad_dev_read; } if (dm_get_device(ti, argv[3], dc->start_write, ti->len, dm_table_get_mode(ti->table), &dc->dev_write)) { ti->error = "Write device lookup failed"; - dm_put_device(ti, dc->dev_read); - goto bad; + goto bad_dev_read; } out: dc->delayed_pool = mempool_create_slab_pool(128, delayed_cache); if (!dc->delayed_pool) { DMERR("Couldn't create delayed bio pool."); - goto bad; + goto bad_dev_write; } setup_timer(&dc->delay_timer, handle_delayed_timer, (unsigned long)dc); @@ -203,6 +201,11 @@ out: ti->private = dc; return 0; +bad_dev_write: + if (dc->dev_write) + dm_put_device(ti, dc->dev_write); +bad_dev_read: + dm_put_device(ti, dc->dev_read); bad: kfree(dc); return -EINVAL; @@ -305,7 +308,7 @@ static int delay_status(struct dm_target *ti, status_type_t type, (unsigned long long) dc->start_read, dc->read_delay); if (dc->dev_write) - DMEMIT("%s %llu %u", dc->dev_write->name, + DMEMIT(" %s %llu %u", dc->dev_write->name, (unsigned long long) dc->start_write, dc->write_delay); break;