Unsupported chunk format should be checked with
"if (vi->chunkformat & ~EROFS_CHUNK_FORMAT_ALL)"
Found when checking with 4k-byte blockmap (although currently mkfs
uses inode chunk indexes format by default.)
Fixes: c5aa903a59db ("erofs: support reading chunk-based uncompressed files")
Cc: Liu Bo <bo.liu@xxxxxxxxxxxxxxxxx>
Cc: Chao Yu <chao@xxxxxxxxxx>
Signed-off-by: Gao Xiang <hsiangkao@xxxxxxxxxxxxxxxxx>