in update_history(), fix minor memory leak

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@3996 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -15,6 +15,9 @@ CVS code -
 	  consistency. (DLR)
 	- Rename NANO_ALT_.* and NANO_.*ALTKEY to NANO_META_.* and
 	  NANO_.*METAKEY, for consistency. (DLR)
+- search.c:
+  update_history()
+	- Fix minor memory leak. (DLR)
 - text.c:
   do_spell()
 	- When setting i to the return value of write_(marked_)?file(),

src/search.c

@@ -1342,7 +1342,7 @@ void update_history(filestruct **h, const char *s)
     }
 
     /* Add the new entry to the end. */
-    (*hbot)->data = mallocstrcpy(NULL, s);
+    (*hbot)->data = mallocstrcpy((*hbot)->data, s);
     splice_node(*hbot, make_new_node(*hbot), (*hbot)->next);
     *hbot = (*hbot)->next;
     (*hbot)->data = mallocstrcpy(NULL, "");