1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/md/raid5.h b/drivers/md/raid5.h
index cbdbc77695b3..61b6b25dc5e7 100644
--- a/drivers/md/raid5.h
+++ b/drivers/md/raid5.h
@@ -388,7 +388,7 @@ struct raid5_private_data {
          * two caches.
          */
         int                     active_name;
-        char                    cache_name[2][20];
+        char                    cache_name[2][32];
         struct kmem_cache               *slab_cache; /* for allocating stripes */
 
         int                     seq_flush, seq_write;