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dm: remove impossible BUG_ON in __send_empty_flush

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The flush_bio in question was just initialized to be empty, so there
is no way bio_has_data() will return true.  So remove stale BUG_ON().

Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Mike Snitzer 2022-02-17 23:40:16 -05:00
parent 90a2326ede
commit 5b27b8ddbf
1 changed files with 0 additions and 1 deletions
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drivers/md/dm.c
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@ -1274,7 +1274,6 @@ static int __send_empty_flush(struct clone_info *ci)
ci->bio = &flush_bio;
ci->sector_count = 0;
BUG_ON(bio_has_data(ci->bio));
while ((ti = dm_table_get_target(ci->map, target_nr++)))
__send_duplicate_bios(ci, ti, ti->num_flush_bios, NULL);