Mark pointer NULL when it's free

diff --git a/src/lib/dict.c b/src/lib/dict.c
index f349beb5d5c119f9635ffde29a0d6b427fd0409f..c675ed6202bb82cb5e4de75da2dd6abbdc21e985 100644 (file)
--- a/src/lib/dict.c
+++ b/src/lib/dict.c
@@ -340,8 +340,10 @@ static void fr_pool_delete(fr_pool_t **pfp)
 
        for (fp = *pfp; fp != NULL; fp = next) {
                next = fp->page_next;
+               fp->page_next = NULL;
                free(fp);
        }
+       *pfp = NULL;
 }