1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 52f9420704c7..6ec9d53806c5 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -554,7 +554,7 @@ static void zero_bio_chain(struct bio *chain, int start_ofs)
                                 buf = bvec_kmap_irq(bv, &flags);
                                 memset(buf + remainder, 0,
                                        bv->bv_len - remainder);
-                                bvec_kunmap_irq(bv, &flags);
+                                bvec_kunmap_irq(buf, &flags);
                         }
                         pos += bv->bv_len;
                 }