writers: Unify ->pre_select().

[paraslash.git] / osx_write.c

diff --git a/osx_write.c b/osx_write.c
index c2b7b2f48aef0de6bdf6a08c2e86269698590fd9..551748a4e1f990b12e120a9c15d4fe1d6b2dc19d 100644 (file)
--- a/osx_write.c
+++ b/osx_write.c
@@ -347,13 +347,15 @@ static void osx_write_pre_select(struct sched *s, struct task *t)
        struct private_osx_write_data *powd = wn->private_data;
        struct timeval tmp = {.tv_sec = 1, .tv_usec = 0}, delay = tmp;
        unsigned long divisor;
-       size_t numbytes = powd->to->remaining * sizeof(short);
+       size_t numbytes;
        int ret = btr_node_status(wn->btrn, wn->min_iqs, BTR_NT_LEAF);
 
-       if (ret < 0)
-               sched_min_delay(s);
-       if (ret <= 0 || numbytes < wn->min_iqs)
+       if (ret == 0)
                return;
+       if (ret < 0 || !powd->audio_unit)
+               return sched_min_delay(s);
+       numbytes = powd->to->remaining * sizeof(short);
+       assert(numbytes > 0);
        divisor = powd->sample_rate * wn->min_iqs / numbytes;
        if (divisor)
                tv_divide(divisor, &tmp, &delay);