Merge branch 'x86-debug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[deliverable/linux.git] / drivers / md / persistent-data / dm-space-map-disk.c

diff --git a/drivers/md/persistent-data/dm-space-map-disk.c b/drivers/md/persistent-data/dm-space-map-disk.c
index fc469ba9f6277a7c701615a1b3d788a05fa52559..3d0ed53328831627ab6ec79cb85946f36b0fe7a4 100644 (file)
--- a/drivers/md/persistent-data/dm-space-map-disk.c
+++ b/drivers/md/persistent-data/dm-space-map-disk.c
@@ -290,7 +290,16 @@ struct dm_space_map *dm_sm_disk_create(struct dm_transaction_manager *tm,
                                       dm_block_t nr_blocks)
 {
        struct dm_space_map *sm = dm_sm_disk_create_real(tm, nr_blocks);
-       return dm_sm_checker_create_fresh(sm);
+       struct dm_space_map *smc;
+
+       if (IS_ERR_OR_NULL(sm))
+               return sm;
+
+       smc = dm_sm_checker_create_fresh(sm);
+       if (IS_ERR(smc))
+               dm_sm_destroy(sm);
+
+       return smc;
 }
 EXPORT_SYMBOL_GPL(dm_sm_disk_create);