Merge pull request #1167 from ldorau/Add_missing_unlock_in_an_error_handling_path_of_umf_ba_alloc

Add missing `unlock()` in an error handling path of `umf_ba_alloc()`

Author: bratpiorka

src/base_alloc/base_alloc.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2024 Intel Corporation
+ * Copyright (C) 2024-2025 Intel Corporation
  *
  * Under the Apache License v2.0 with LLVM Exceptions. See LICENSE.TXT.
  * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
@@ -230,6 +230,7 @@ void *umf_ba_alloc(umf_ba_pool_t *pool) {
     // check if the free list is not empty
     if (pool->metadata.free_list == NULL) {
         LOG_ERR("base_alloc: Free list should not be empty before new alloc");
+        utils_mutex_unlock(&pool->metadata.free_lock);
         return NULL;
     }