Fix: param-validation: remove memory leaks

[babeltrace.git] / src / plugins / common / param-validation / param-validation.c

diff --git a/src/plugins/common/param-validation/param-validation.c b/src/plugins/common/param-validation/param-validation.c
index 755310e509b96f08d3dc02c588a1f82622ead898..b52332bcaac106cb6a8f4f2b44947abd43f45cc5 100644 (file)
--- a/src/plugins/common/param-validation/param-validation.c
+++ b/src/plugins/common/param-validation/param-validation.c
@@ -159,19 +159,21 @@ bt_bool validate_map_value_entry(const char *key,
                const bt_value *value, void *v_data)
 {
        struct validate_map_value_data *data = v_data;
-       const struct bt_param_validation_map_value_entry_descr *candidate;
+       const struct bt_param_validation_map_value_entry_descr *entry = NULL;
        guint i;
 
        /* Check if this key is in the available keys. */
        for (i = 0; i < data->available_keys->len; i++) {
-               candidate = g_ptr_array_index(data->available_keys, i);
+               const struct bt_param_validation_map_value_entry_descr *candidate =
+                       g_ptr_array_index(data->available_keys, i);
 
                if (g_str_equal(key, candidate->key)) {
+                       entry = candidate;
                        break;
                }
        }
 
-       if (i < data->available_keys->len) {
+       if (entry) {
                /* Key was found in available keys. */
                g_ptr_array_remove_index_fast(data->available_keys, i);
 
@@ -179,7 +181,7 @@ bt_bool validate_map_value_entry(const char *key,
                validate_ctx_push_map_scope(data->ctx, key);
 
                /* Validate the value of the entry. */
-               data->status = validate_value(value, &candidate->value_descr,
+               data->status = validate_value(value, &entry->value_descr,
                        data->ctx);
 
                validate_ctx_pop_scope(data->ctx);
@@ -223,16 +225,14 @@ enum bt_param_validation_status validate_map_value(
 
        foreach_entry_status = bt_value_map_foreach_entry_const(map,
                validate_map_value_entry, &data);
-       if (foreach_entry_status == BT_VALUE_MAP_FOREACH_ENTRY_CONST_STATUS_MEMORY_ERROR) {
-               status = BT_PARAM_VALIDATION_STATUS_MEMORY_ERROR;
-               goto end;
-       }
-
-       if (data.status != BT_PARAM_VALIDATION_STATUS_OK) {
+       if (foreach_entry_status == BT_VALUE_MAP_FOREACH_ENTRY_CONST_STATUS_INTERRUPTED) {
+               BT_ASSERT(data.status != BT_PARAM_VALIDATION_STATUS_OK);
                status = data.status;
                goto end;
        }
 
+       BT_ASSERT(data.status == BT_PARAM_VALIDATION_STATUS_OK);
+
        for (i = 0; i < data.available_keys->len; i++) {
                const struct bt_param_validation_map_value_entry_descr *entry =
                        g_ptr_array_index(data.available_keys, i);
@@ -400,10 +400,10 @@ enum bt_param_validation_status bt_param_validation_validate(
        struct bt_param_validation_map_value_descr map_value_descr;
        enum bt_param_validation_status status;
 
-       ctx.error = NULL;
+       memset(&ctx, '\0', sizeof(ctx));
+
        ctx.scope_stack = g_array_new(FALSE, FALSE,
                sizeof(struct validate_ctx_stack_element));
-                       g_ptr_array_new_with_free_func(g_free);
        if (!ctx.scope_stack) {
                status = BT_PARAM_VALIDATION_STATUS_MEMORY_ERROR;
                goto end;
@@ -417,5 +417,9 @@ end:
        *error = ctx.error;
        ctx.error = NULL;
 
+       if (ctx.scope_stack) {
+               g_array_free(ctx.scope_stack, TRUE);
+       }
+
        return status;
 }