patch 7.4.1597
Problem:    Memory leak when out of memory. (Coverity)
Solution:   Free the name.
diff --git a/src/version.c b/src/version.c
index 081d14c..4d0c250 100644
--- a/src/version.c
+++ b/src/version.c
@@ -749,6 +749,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1597,
+/**/
     1596,
 /**/
     1595,