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md/raid5-cache: delete meaningless code

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sector_t is unsigned long, it's never < 0

Reported-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Shaohua Li <shli@fb.com>
This commit is contained in:
Shaohua Li 2017-01-11 13:38:52 -08:00
parent 557ed56cc7
commit d46d29f072
1 changed files with 0 additions and 2 deletions
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drivers/md/raid5-cache.c
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@ -1393,8 +1393,6 @@ static void r5l_do_reclaim(struct r5l_log *log)
next_checkpoint = r5c_calculate_new_cp(conf);
spin_unlock_irq(&log->io_list_lock);
BUG_ON(reclaimable < 0);
if (reclaimable == 0 || !write_super)
return;