602->442 dezicycles
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
/* remove the whole buffer list from the pool and return it */
static BufferPoolEntry *get_pool(AVBufferPool *pool)
{
- BufferPoolEntry *cur = NULL, *last = NULL;
+ BufferPoolEntry *cur = *(void * volatile *)&pool->pool, *last = NULL;
- do {
+ while (cur != last) {
FFSWAP(BufferPoolEntry*, cur, last);
cur = avpriv_atomic_ptr_cas((void * volatile *)&pool->pool, last, NULL);
if (!cur)
return NULL;
- } while (cur != last);
+ }
return cur;
}