[utest][atomic]添加返回值测试 (#7124)

* [utest][atomic]添加返回值测试

1 files changed, 2 insertions, 2 deletions

diff --git a/libcpu/arm/common/atomic_arm.c b/libcpu/arm/common/atomic_arm.c
index 81ada079f3..bcdb496317 100644
--- a/libcpu/arm/common/atomic_arm.c
+++ b/libcpu/arm/common/atomic_arm.c
@@ -77,7 +77,7 @@ rt_atomic_t rt_hw_atomic_load(volatile rt_atomic_t *ptr)
     {
         oldval = __LDREXW(ptr);
     } while ((__STREXW(oldval, ptr)) != 0U);
-    return *ptr;
+    return oldval;
 }
 
 void rt_hw_atomic_store(volatile rt_atomic_t *ptr, rt_atomic_t val)
@@ -166,7 +166,7 @@ rt_atomic_t rt_hw_atomic_flag_test_and_set(volatile rt_atomic_t *ptr)
     return oldval;
 }
 
-rt_atomic_t rt_hw_atomic_compare_exchange_strong(volatile rt_atomic_t *ptr, rt_atomic_t *old, rt_atomic_t new)
+rt_atomic_t rt_hw_atomic_compare_exchange_strong(volatile rt_atomic_t *ptr, volatile rt_atomic_t *old, rt_atomic_t new)
 {
     rt_atomic_t result;
     rt_atomic_t temp = *old;