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-rw-r--r--block/blk-mq.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c
index f539a53d16c3..5667f59c277c 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -2336,6 +2336,8 @@ int blk_mq_update_nr_requests(struct request_queue *q, unsigned int nr)
ret = 0;
queue_for_each_hw_ctx(q, hctx, i) {
+ if (!hctx->tags)
+ continue;
ret = blk_mq_tag_update_depth(hctx->tags, nr);
if (ret)
break;