md/raid10: another memory leak due to reshape.

Signed-off-by: NeilBrown <neilb@suse.de>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index a2788bcf75b2..8fa37eceaef3 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -3834,6 +3834,8 @@ static int stop(struct mddev *mddev)
                 mempool_destroy(conf->r10bio_pool);
         safe_put_page(conf->tmppage);
         kfree(conf->mirrors);
+        kfree(conf->mirrors_old);
+        kfree(conf->mirrors_new);
         kfree(conf);
         mddev->private = NULL;
         return 0;
@@ -4121,7 +4123,7 @@ static int raid10_start_reshape(struct mddev *mddev)
                 memcpy(conf->mirrors_new, conf->mirrors,
                        sizeof(struct raid10_info)*conf->prev.raid_disks);
                 smp_mb();
-                kfree(conf->mirrors_old); /* FIXME and elsewhere */
+                kfree(conf->mirrors_old);
                 conf->mirrors_old = conf->mirrors;
                 conf->mirrors = conf->mirrors_new;
                 conf->mirrors_new = NULL;