1 files changed, 3 insertions, 1 deletions
diff --git a/mm/cma.h b/mm/cma.h
index 6698fa63279b..20f6e24bc477 100644
--- a/mm/cma.h
+++ b/mm/cma.h
@@ -4,6 +4,8 @@
 
 #include <linux/debugfs.h>
 
+#define CMA_MAX_NAME 64
+
 struct cma {
 	unsigned long   base_pfn;
 	unsigned long   count;
@@ -15,7 +17,7 @@ struct cma {
 	spinlock_t mem_head_lock;
 	struct debugfs_u32_array dfs_bitmap;
 #endif
-	const char *name;
+	char name[CMA_MAX_NAME];
 };
 
 extern struct cma cma_areas[MAX_CMA_AREAS];