[PATCH] md/raid10: Fix typo in comment (replacment -> replacement)

[Jiangshan Yi]

Replace replacment with replacement.

Signed-off-by: Jiangshan Yi <yijiangshan@xxxxxxxxxx>
---
 drivers/md/raid10.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 6c66357f92f5..7b264add0d52 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -1626,7 +1626,7 @@ static void raid10_end_discard_request(struct bio *bio)
 		/*
 		 * raid10_remove_disk uses smp_mb to make sure rdev is set to
 		 * replacement before setting replacement to NULL. It can read
-		 * rdev first without barrier protect even replacment is NULL
+		 * rdev first without barrier protect even replacement is NULL
 		 */
 		smp_rmb();
 		rdev = conf->mirrors[dev].rdev;
-- 
2.27.0