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-rw-r--r--block/blk-merge.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/block/blk-merge.c b/block/blk-merge.c
index 77b7c26df6b..b06b83b89d8 100644
--- a/block/blk-merge.c
+++ b/block/blk-merge.c
@@ -351,11 +351,12 @@ static void blk_account_io_merge(struct request *req)
int cpu;
cpu = part_stat_lock();
- part = disk_map_sector_rcu(req->rq_disk, blk_rq_pos(req));
+ part = req->part;
part_round_stats(cpu, part);
part_dec_in_flight(part, rq_data_dir(req));
+ kref_put(&part->ref, __delete_partition);
part_stat_unlock();
}
}