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block: remove a dead check in show_partition

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disk_max_parts never returns 0 given that ->minors for devices not using
the extended dev_t must be non-zero, and disk_max_parts always returns
DISK_MAX_PARTS for the latter.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20211122130625.1136848-5-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2021-11-22 14:06:15 +01:00 committed by Jens Axboe
parent 1a827ce1b9
commit e3b3bad3f2
1 changed files with 1 additions and 3 deletions
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4
block/genhd.c
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@ -814,9 +814,7 @@ static int show_partition(struct seq_file *seqf, void *v)
struct block_device *part; struct block_device *part;
unsigned long idx; unsigned long idx;
/* Don't show non-partitionable removeable devices or empty devices */ if (!get_capacity(sgp))
if (!get_capacity(sgp) || (!disk_max_parts(sgp) &&
(sgp->flags & GENHD_FL_REMOVABLE)))
return 0; return 0;
if (sgp->flags & GENHD_FL_SUPPRESS_PARTITION_INFO) if (sgp->flags & GENHD_FL_SUPPRESS_PARTITION_INFO)
return 0; return 0;