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| author | Anand Jain <Anand.Jain@oracle.com> | 2014-10-07 06:27:16 +0800 |
|---|---|---|
| committer | David Sterba <dsterba@suse.cz> | 2014-10-14 11:20:09 +0200 |
| commit | 7fd6d933528f30ab03d3880c8cb5e89968e41858 (patch) | |
| tree | 8edb31a94fc1e3db34a66aae423ceaee895b529e /chunk-recover.c | |
| parent | e3966ec9d099c0e8ac7261a62720528ef901f182 (diff) | |
| download | btrfs-progs-7fd6d933528f30ab03d3880c8cb5e89968e41858.tar.gz | |
btrfs-progs: fix uninitialized warning in btrfs_calc_stripe_index
chunk-recover.c: In function btrfs_calc_stripe_index
chunk-recover.c:1481: warning: index may be used uninitialized in this function
Signed-off-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
Diffstat (limited to 'chunk-recover.c')
| -rw-r--r-- | chunk-recover.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/chunk-recover.c b/chunk-recover.c index aa38916..677b6c2 100644 --- a/chunk-recover.c +++ b/chunk-recover.c @@ -1491,7 +1491,7 @@ static int btrfs_calc_stripe_index(struct chunk_record *chunk, u64 logical) stripe_nr /= nr_data_stripes; index = (index + stripe_nr) % chunk->num_stripes; } else { - BUG_ON(1); + return -1; } return index; } @@ -1554,6 +1554,7 @@ btrfs_rebuild_ordered_meta_chunk_stripes(struct recover_control *rc, again: er = container_of(cache, struct extent_record, cache); index = btrfs_calc_stripe_index(chunk, er->cache.start); + BUG_ON(index == -1); if (chunk->stripes[index].devid) goto next; list_for_each_entry_safe(devext, next, &devexts, chunk_list) { @@ -1944,6 +1945,7 @@ next_csum: if (list_is_last(candidates.next, &candidates)) { index = btrfs_calc_stripe_index(chunk, key.offset + csum_offset * blocksize); + BUG_ON(index == -1); if (chunk->stripes[index].devid) goto next_stripe; ret = insert_stripe(&candidates, rc, chunk, index); |