opt: avoid bad access on empty usage message, free all mem in tests.

[ccan] / ccan / opt / test / run-set_alloc.c

diff --git a/ccan/opt/test/run-set_alloc.c b/ccan/opt/test/run-set_alloc.c
index 1dbb351bedf41b0022a8abd26b3c0fbbc07ad445..2d7410ae22853e6bb9fbe6c3896c58dc01773a5c 100644 (file)
--- a/ccan/opt/test/run-set_alloc.c
+++ b/ccan/opt/test/run-set_alloc.c
@@ -59,8 +59,8 @@ static void *reallocfn(void *ptr, size_t size)
 static void freefn(void *ptr)
 {
        free_count++;
-       free(ptr);
        *find_ptr(ptr) = NULL;
+       free(ptr);
 }
 
 int main(int argc, char *argv[])