krb5 commit: Fix profile crash on memory exhaustion

https://github.com/krb5/krb5/commit/2929ec400c174bc848a9c438a61b0e3506b91d0e
commit 2929ec400c174bc848a9c438a61b0e3506b91d0e
Author: ChenChen Zhou <[email protected]>
Date:   Thu Nov 24 21:59:21 2022 +0800

    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.
    
    [[email protected]: rewrote commit message]
    
    ticket: 9078 (new)

 src/util/profile/prof_get.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/util/profile/prof_get.c b/src/util/profile/prof_get.c
index 0e14200ca..12c7b9641 100644
--- 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);
     }