Comment.

diff --git a/src/threads/malloc.c b/src/threads/malloc.c
index 0cb5f9d997def46ce1570b40eb5d9e1195216f3c..8e6b4591ea87ecae09337ae5d741c89a68bdcb9a 100644 (file)
--- a/src/threads/malloc.c
+++ b/src/threads/malloc.c
@@ -161,7 +161,7 @@ calloc (size_t a, size_t b)
   void *p;
   size_t size;
 
-  /* Calculate block size. */
+  /* Calculate block size and make sure it fits in size_t. */
   size = a * b;
   if (size < a || size < b)
     return NULL;