Fix profile crash on memory exhaustion

In profile_get_values(), if init_list() fails to allocate values.list,
end_list() will dereference a null pointer.  Fix end_list() to handle
list->list being null.

[ghudson@mit.edu: rewrote commit message]

ticket: 9078 (new)

diff --git a/src/util/profile/prof_get.c b/src/util/profile/prof_get.c
index 0e14200cab313579533a2e769c7c7ee56d0ffa2f..12c7b9641d1f1280fdbf3f72f2207218b0de4622 100644 (file)
--- a/src/util/profile/prof_get.c
+++ b/src/util/profile/prof_get.c
@@ -62,7 +62,7 @@ static void end_list(struct profile_string_list *list, char ***ret_list)
         *ret_list = list->list;
         return;
     } else {
-        for (cp = list->list; *cp; cp++)
+        for (cp = list->list; cp && *cp; cp++)
             free(*cp);
         free(list->list);
     }