diff options
Diffstat (limited to 'drivers/dma-buf/reservation.c')
| -rw-r--r-- | drivers/dma-buf/reservation.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/dma-buf/reservation.c b/drivers/dma-buf/reservation.c index b759a569b7b8..04ebe2204c12 100644 --- a/drivers/dma-buf/reservation.c +++ b/drivers/dma-buf/reservation.c @@ -471,13 +471,15 @@ long reservation_object_wait_timeout_rcu(struct reservation_object *obj, unsigned long timeout) { struct dma_fence *fence; - unsigned seq, shared_count, i = 0; + unsigned seq, shared_count; long ret = timeout ? timeout : 1; + int i; retry: shared_count = 0; seq = read_seqcount_begin(&obj->seq); rcu_read_lock(); + i = -1; fence = rcu_dereference(obj->fence_excl); if (fence && !test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) { @@ -493,14 +495,14 @@ retry: fence = NULL; } - if (!fence && wait_all) { + if (wait_all) { struct reservation_object_list *fobj = rcu_dereference(obj->fence); if (fobj) shared_count = fobj->shared_count; - for (i = 0; i < shared_count; ++i) { + for (i = 0; !fence && i < shared_count; ++i) { struct dma_fence *lfence = rcu_dereference(fobj->shared[i]); if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, |