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Diffstat (limited to 'block/blk-zoned.c')
| -rw-r--r-- | block/blk-zoned.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/block/blk-zoned.c b/block/blk-zoned.c index 3a796420f240..bad68277c0b2 100644 --- a/block/blk-zoned.c +++ b/block/blk-zoned.c @@ -1774,6 +1774,9 @@ int queue_zone_wplugs_show(void *data, struct seq_file *m) unsigned int zwp_bio_list_size, i; unsigned long flags; + if (!disk->zone_wplugs_hash) + return 0; + rcu_read_lock(); for (i = 0; i < disk_zone_wplugs_hash_size(disk); i++) { hlist_for_each_entry_rcu(zwplug, |