dm: fix dm_target_io leak if clone_bio() returns an error
Commit c80914e8 ("dm: return error if bio_integrity_clone() fails in clone_bio()") changed clone_bio() such that if it does return error then the alloc_tio() created resources (both the bio that was allocated to be a clone and the containing dm_target_io struct) will leak. Fix this by calling free_tio() in __clone_and_map_data_bio()'s clone_bio() error path. Fixes: c80914e8 ("dm: return error if bio_integrity_clone() fails in clone_bio()") Signed-off-by: Mikulas Patocka <mpatocka@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com>
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