6.12-stable review patch. If anyone has any objections, please let me know.
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From: Haoxiang Li haoxiang_li2024@163.com
commit 35d99c68af40a8ca175babc5a89ef7e2226fb3ca upstream.
Add btrfs_free_chunk_map() to free the memory allocated by btrfs_alloc_chunk_map() if btrfs_add_chunk_map() fails.
Fixes: 7dc66abb5a47 ("btrfs: use a dedicated data structure for chunk maps") CC: stable@vger.kernel.org Reviewed-by: Qu Wenruo wqu@suse.com Reviewed-by: Filipe Manana fdmanana@suse.com Signed-off-by: Haoxiang Li haoxiang_li2024@163.com Signed-off-by: David Sterba dsterba@suse.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- fs/btrfs/volumes.c | 1 + 1 file changed, 1 insertion(+)
--- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -7094,6 +7094,7 @@ static int read_one_chunk(struct btrfs_k btrfs_err(fs_info, "failed to add chunk map, start=%llu len=%llu: %d", map->start, map->chunk_len, ret); + btrfs_free_chunk_map(map); }
return ret;