From: Zhao Zhili <zhiliz...@tencent.com>
No functional changes. ref/unref vs add/sub is symmetrical.
---
libavutil/buffer.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/libavutil/buffer.c b/libavutil/buffer.c
index 8d1aa5fa84..f0034b026a 100644
--- a/libavutil/buffer.c
+++ b/libavutil/buffer.c
@@ -116,7 +116,7 @@ static void buffer_replace(AVBufferRef **dst, AVBufferRef
**src)
} else
av_freep(dst);
- if (atomic_fetch_add_explicit(&b->refcount, -1, memory_order_acq_rel) ==
1) {
+ if (atomic_fetch_sub_explicit(&b->refcount, 1, memory_order_acq_rel) == 1)
{
b->free(b->opaque, b->data);
av_freep(&b);
}
@@ -281,7 +281,7 @@ void av_buffer_pool_uninit(AVBufferPool **ppool)
pool = *ppool;
*ppool = NULL;
- if (atomic_fetch_add_explicit(&pool->refcount, -1, memory_order_acq_rel)
== 1)
+ if (atomic_fetch_sub_explicit(&pool->refcount, 1, memory_order_acq_rel) ==
1)
buffer_pool_free(pool);
}
@@ -298,7 +298,7 @@ static void pool_release_buffer(void *opaque, uint8_t *data)
pool->pool = buf;
ff_mutex_unlock(&pool->mutex);
- if (atomic_fetch_add_explicit(&pool->refcount, -1, memory_order_acq_rel)
== 1)
+ if (atomic_fetch_sub_explicit(&pool->refcount, 1, memory_order_acq_rel) ==
1)
buffer_pool_free(pool);
}
--
2.22.0
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