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-rw-r--r--block/blk-sysfs.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index e54be402899d..870484eaed1f 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -450,12 +450,9 @@ static ssize_t queue_wb_lat_store(struct request_queue *q, const char *page,
ret = wbt_init(q);
if (ret)
return ret;
-
- rwb = q->rq_wb;
- if (!rwb)
- return -EINVAL;
}
+ rwb = q->rq_wb;
if (val == -1)
rwb->min_lat_nsec = wbt_default_latency_nsec(q);
else if (val >= 0)