rbtree: fix memory leak in tests

[ccan] / ccan / rbtree / test / run.c

diff --git a/ccan/rbtree/test/run.c b/ccan/rbtree/test/run.c
index 11d0ed78b015f03b252986ab4ea4cead5cde7ae9..5f58fd05eeb19ee9131a63de1e49e6ed22d0726e 100644 (file)
--- a/ccan/rbtree/test/run.c
+++ b/ccan/rbtree/test/run.c
@@ -12,11 +12,11 @@ static void *insert_callback(void *param, void *data)
 int main(void)
 {
        trbt_tree_t *rb;
-       void *ctx = talloc_init("toplevel");
+       void *ctx = talloc_strdup(NULL, "toplevel");
        char *data, *data2;
 
        /* This is how many tests you plan to run */
-       plan_tests(18);
+       plan_tests(19);
 
        rb = trbt_create(ctx, 0);
        ok1(rb);
@@ -55,16 +55,23 @@ int main(void)
        /* Insert with callback on existing. */
        trbt_insert32_callback(rb, 0, insert_callback, data2);
        ok1(strcmp(trbt_lookup32(rb, 0), "insert_callback") == 0);
+       talloc_free(data2);
 
        /* Delete. */
+       data2 = trbt_lookup32(rb, 1);
        trbt_delete32(rb, 1);
        ok1(trbt_lookup32(rb, 1) == NULL);
        ok1(trbt_lookup32(rb, 0));
+       talloc_free(data2);
 
        /* This should free everything. */
        talloc_free(trbt_lookup32(rb, 0));
        talloc_free(rb);
 
+       /* No memory leaks? */
+       ok1(talloc_total_blocks(ctx) == 1);
+       talloc_free(ctx);
+
        /* This exits depending on whether all tests passed */
        return exit_status();
 }