diff options
Diffstat (limited to 'drivers/mtd/mtdpart.c')
| -rw-r--r-- | drivers/mtd/mtdpart.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/drivers/mtd/mtdpart.c b/drivers/mtd/mtdpart.c index cafdb8855..f8ba153f6 100644 --- a/drivers/mtd/mtdpart.c +++ b/drivers/mtd/mtdpart.c @@ -664,8 +664,10 @@ int add_mtd_partitions(struct mtd_info *master, for (i = 0; i < nbparts; i++) { slave = allocate_partition(master, parts + i, i, cur_offset); - if (IS_ERR(slave)) + if (IS_ERR(slave)) { + del_mtd_partitions(master); return PTR_ERR(slave); + } mutex_lock(&mtd_partitions_mutex); list_add(&slave->list, &mtd_partitions); @@ -753,26 +755,37 @@ int parse_mtd_partitions(struct mtd_info *master, const char *const *types, struct mtd_part_parser_data *data) { struct mtd_part_parser *parser; - int ret = 0; + int ret, err = 0; if (!types) types = default_mtd_part_types; - for ( ; ret <= 0 && *types; types++) { + for ( ; *types; types++) { + pr_debug("%s: parsing partitions %s\n", master->name, *types); parser = get_partition_parser(*types); if (!parser && !request_module("%s", *types)) parser = get_partition_parser(*types); + pr_debug("%s: got parser %s\n", master->name, + parser ? parser->name : NULL); if (!parser) continue; ret = (*parser->parse_fn)(master, pparts, data); + pr_debug("%s: parser %s: %i\n", + master->name, parser->name, ret); put_partition_parser(parser); if (ret > 0) { printk(KERN_NOTICE "%d %s partitions found on MTD device %s\n", ret, parser->name, master->name); - break; + return ret; } + /* + * Stash the first error we see; only report it if no parser + * succeeds + */ + if (ret < 0 && !err) + err = ret; } - return ret; + return err; } int mtd_is_partition(const struct mtd_info *mtd) |