As we're hold a ref on looking up the extent map, we need to drop the ref
before returning to callers.
Signed-off-by: Liu Bo <bo.li....@oracle.com>
---
v2: add the missing changelog.
fs/btrfs/volumes.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 0431147..ee1fdac 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -4483,6 +4483,7 @@ int btrfs_num_copies(struct btrfs_fs_info *fs_info, u64
logical, u64 len)
btrfs_crit(fs_info, "Invalid mapping for %Lu-%Lu, got "
"%Lu-%Lu\n", logical, logical+len, em->start,
em->start + em->len);
+ free_extent_map(em);
return 1;
}
@@ -4663,6 +4664,7 @@ static int __btrfs_map_block(struct btrfs_fs_info
*fs_info, int rw,
btrfs_crit(fs_info, "found a bad mapping, wanted %Lu, "
"found %Lu-%Lu\n", logical, em->start,
em->start + em->len);
+ free_extent_map(em);
return -EINVAL;
}
--
1.8.1.4
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