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Diffstat (limited to 'drivers/md/persistent-data/dm-space-map.h')
-rw-r--r--drivers/md/persistent-data/dm-space-map.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/md/persistent-data/dm-space-map.h b/drivers/md/persistent-data/dm-space-map.h
index a015cd11f6e9..85aa0a3974fe 100644
--- a/drivers/md/persistent-data/dm-space-map.h
+++ b/drivers/md/persistent-data/dm-space-map.h
@@ -76,7 +76,8 @@ struct dm_space_map {
static inline void dm_sm_destroy(struct dm_space_map *sm)
{
- sm->destroy(sm);
+ if (sm)
+ sm->destroy(sm);
}
static inline int dm_sm_extend(struct dm_space_map *sm, dm_block_t extra_blocks)