diff --git a/mm/cma.c b/mm/cma.c
index b80b60ed4927..94b5da468a7d 100644
--- a/mm/cma.c
+++ b/mm/cma.c
@@ -22,6 +22,7 @@
 #include <linux/mm.h>
 #include <linux/sizes.h>
 #include <linux/slab.h>
+#include <linux/string.h>
 #include <linux/string_choices.h>
 #include <linux/log2.h>
 #include <linux/cma.h>
@@ -233,7 +234,7 @@ static int __init cma_new_area(const char *name, phys_addr_t size,
 	cma_area_count++;
 
 	if (name)
-		snprintf(cma->name, CMA_MAX_NAME, "%s", name);
+		strscpy(cma->name, name);
 	else
 		snprintf(cma->name, CMA_MAX_NAME,  "cma%d\n", cma_area_count);