Commit b83825a8 authored by Josef Bacik's avatar Josef Bacik Committed by David Sterba
Browse files

btrfs: don't drop a reference if btrfs_check_write_meta_pointer() fails 



In the zoned mode there's a bug in the extent buffer tree conversion to
xarray. The reference for eb is dropped and code continues but the
references get dropped by releasing the batch.

Reported-by: default avatarJohannes Thumshirn <johannes.thumshirn@wdc.com>
Reported-by: default avatarkernel test robot <oliver.sang@intel.com>
Link: https://lore.kernel.org/linux-btrfs/202505191521.435b97ac-lkp@intel.com/


Fixes: 19d7f65f ("btrfs: convert the buffer_radix to an xarray")
Reviewed-by: default avatarJohannes Thumshirn <johannes.thumshirn@wdc.com>
Tested-by: default avatarJohannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: default avatarJosef Bacik <josef@toxicpanda.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent eeb133a6

fs/btrfs/extent_io.c

+0 −1
Original line number Diff line number Diff line
@@ -2189,7 +2189,6 @@ int btree_write_cache_pages(struct address_space *mapping, 
					done = 1;

					break;

				}

				free_extent_buffer(eb);

				continue;

			}