Function btrfs_exclude_logged_extents may call __exclude_logged_extent
which may fail.
Propagate the failures of __exclude_logged_extent to upper caller.

Signed-off-by: Gu Jinxiang <g...@cn.fujitsu.com>
---
 fs/btrfs/extent-tree.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 2e85e99b5e6f..28fd71579141 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -6468,6 +6468,7 @@ int btrfs_exclude_logged_extents(struct btrfs_fs_info 
*fs_info,
        struct btrfs_key key;
        int found_type;
        int i;
+       int ret = 0;
 
        if (!btrfs_fs_incompat(fs_info, MIXED_GROUPS))
                return 0;
@@ -6484,10 +6485,14 @@ int btrfs_exclude_logged_extents(struct btrfs_fs_info 
*fs_info,
                        continue;
                key.objectid = btrfs_file_extent_disk_bytenr(eb, item);
                key.offset = btrfs_file_extent_disk_num_bytes(eb, item);
-               __exclude_logged_extent(fs_info, key.objectid, key.offset);
+               ret = __exclude_logged_extent(fs_info, key.objectid,
+                               key.offset);
+               if (ret)
+                       goto out;
        }
 
-       return 0;
+out:
+       return ret;
 }
 
 static void
-- 
1.9.1



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