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-rw-r--r--erts/emulator/beam/erl_port_task.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/erts/emulator/beam/erl_port_task.c b/erts/emulator/beam/erl_port_task.c
index 0b6bb0d8e9..967a14f0d1 100644
--- a/erts/emulator/beam/erl_port_task.c
+++ b/erts/emulator/beam/erl_port_task.c
@@ -969,11 +969,11 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp)
erts_port_release(pp);
#else
{
- long refc = erts_smp_atomic_dectest(&pp->refc);
+ long refc;
+ erts_smp_mtx_unlock(pp->lock);
+ refc = erts_smp_atomic_dectest(&pp->refc);
ASSERT(refc >= 0);
- if (refc > 0)
- erts_smp_mtx_unlock(pp->lock);
- else {
+ if (refc == 0) {
erts_smp_runq_unlock(runq);
erts_port_cleanup(pp); /* Might aquire runq lock */
erts_smp_runq_lock(runq);