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-rw-r--r--drivers/md/md.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 21a90ef..b572e1e 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -8021,7 +8021,7 @@ void md_ack_all_badblocks(struct badblocks *bb)
return;
write_seqlock_irq(&bb->lock);
- if (bb->changed == 0) {
+ if (bb->changed == 0 && bb->unacked_exist) {
u64 *p = bb->page;
int i;
for (i = 0; i < bb->count ; i++) {
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