diff --git a/ChangeLog b/ChangeLog
index b55ed22f32..888f9fbd67 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2017-11-30  Arjun Shankar  <arjun@redhat.com>
+
+	[BZ #22375]
+	* malloc/malloc.c (__libc_malloc): Use checked_request2size
+	instead of request2size.
+
 2017-11-30  Joseph Myers  <joseph@codesourcery.com>
 
 	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_llrint.S
diff --git a/malloc/malloc.c b/malloc/malloc.c
index 79f0e9eac7..0c9e0748b4 100644
--- a/malloc/malloc.c
+++ b/malloc/malloc.c
@@ -3031,7 +3031,8 @@ __libc_malloc (size_t bytes)
     return (*hook)(bytes, RETURN_ADDRESS (0));
 #if USE_TCACHE
   /* int_free also calls request2size, be careful to not pad twice.  */
-  size_t tbytes = request2size (bytes);
+  size_t tbytes;
+  checked_request2size (bytes, tbytes);
   size_t tc_idx = csize2tidx (tbytes);
 
   MAYBE_INIT_TCACHE ();