Please add 2cf3f8133bda2a09 to 5.15.x

[David Sterba <dsterba@xxxxxxx>]

Hi,

please add commit

2cf3f8133bda ("btrfs: fix lzo_decompress_bio() kmap leakage")

to the 5.15.x tree. It's been merged during the 5.16 pull, it's a fix
for a crash on 32bit architectures with enabled lzo compression.
Applies cleanly and has been tested.

Thanks.