diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/rtatomic.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/rtatomic.h b/include/rtatomic.h index 5363ee5426..b91145e40b 100644 --- a/include/rtatomic.h +++ b/include/rtatomic.h @@ -203,7 +203,7 @@ rt_inline rt_atomic_t rt_soft_atomic_compare_exchange_strong(volatile rt_atomic_ rt_inline rt_bool_t rt_atomic_dec_and_test(volatile rt_atomic_t *ptr) { - return rt_atomic_sub(ptr, 1) == 0; + return rt_atomic_sub(ptr, 1) == 1; } rt_inline rt_atomic_t rt_atomic_fetch_add_unless(volatile rt_atomic_t *ptr, rt_atomic_t a, rt_atomic_t u) |