diff options
| author |   Christoph Hellwig <hch@lst.de> | 2021-01-09 11:42:50 +0100 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2021-01-24 18:15:57 -0700 |
| commit | 6f0d9689b670bc9f9640ff87b3f9226b7806dea2 (patch) | |
| tree | 56428c55621af77d28f43ad7545416d6b2fb4218 /block/genhd.c | |
| parent | dm: use bdev_read_only to check if a device is read-only (diff) | |
| download | linux-dev-6f0d9689b670bc9f9640ff87b3f9226b7806dea2.tar.xz linux-dev-6f0d9689b670bc9f9640ff87b3f9226b7806dea2.zip | |
block: remove the NULL bdev check in bdev_read_only
Only a single caller can end up in bdev_read_only, so move the check
there.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/genhd.c')
| -rw-r--r-- | block/genhd.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/block/genhd.c b/block/genhd.c index 419548e92d82..484a474648d5 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -1657,11 +1657,8 @@ EXPORT_SYMBOL(set_disk_ro); int bdev_read_only(struct block_device *bdev) { - if (!bdev) - return 0; return bdev->bd_read_only; } - EXPORT_SYMBOL(bdev_read_only); /* |