ippool: Clear allocated block pointer at cleanup

Without this the unit tests might core dump as the allocated_block
pointer would point to already freed memory.

diff --git a/src/ippool.c b/src/ippool.c
index 531745e..ba613fb 100644 (file)
--- a/src/ippool.c
+++ b/src/ippool.c
@@ -465,4 +465,5 @@ void __connman_ippool_cleanup(void)
 
        g_slist_free(allocated_blocks);
        last_block = 0;
+       allocated_blocks = NULL;
 }