When dropping all allocations, clear the freelist too

Otherwise we're in trouble when we try to use a "free" entry that
already got its backing store removed.

1 files changed, 1 insertions, 0 deletions

diff --git a/allocate.c b/allocate.c
index 95d6dcc..775f490 100644
--- a/allocate.c
+++ b/allocate.c
@@ -35,6 +35,7 @@ void drop_all_allocations(struct allocator_struct *desc)
 	desc->allocations = 0;
 	desc->total_bytes = 0;
 	desc->useful_bytes = 0;
+	desc->freelist = NULL;
 	while (blob) {
 		struct allocation_blob *next = blob->next;
 		blob_free(blob, desc->chunking);