diff --git a/block/blk-mq-tag.c b/block/blk-mq-tag.c
index d64a02fb1f7307e75bc64410104d22087b04965c..4025050320b98ff883b1845bea8fbd9560df470a 100644
--- a/block/blk-mq-tag.c
+++ b/block/blk-mq-tag.c
@@ -182,7 +182,7 @@ void blk_mq_free_tags(struct blk_mq_tags *tags)
 ssize_t blk_mq_tag_sysfs_show(struct blk_mq_tags *tags, char *page)
 {
 	char *orig_page = page;
-	int cpu;
+	unsigned int cpu;
 
 	if (!tags)
 		return 0;